分享有英文定义的精准电脑通信经济词汇（a-c）
3DNow! 无等待的3D处理 3D no waiting
AAA server 认证计费服务器 "a computer file server that provides authentication, authorization, and accounting security functions"
AAM 不对称调幅 Asymmetrical Amplitude Modulation
AARP AppleTalk地址解析协议 AppleTalk address resolution protocol
AAS 自动寻址系统 Automatic Addressing System
abandonware 被弃软件 a software no longer sold or supported
ABCS 自动广播控制系统 Automatic Broadcast Control System
ABEND 异常结束 "a portmanteau of ""abnormal end"""
ABI 应用二进制接口 Application Binary Interface
abort 异常中止 "to abandon a computer program, command, or operation before it has finished"
above-the-fold 一屏显示的 relating to the portion of a webpage that can be seen without scrolling downward
ABR 区域边界路由器 Area Border Router
ABR 可用比特率 Available Bit Rate
ABRD 自动波特率侦测 Automatic Baud Rate Detection
ABS 应用网桥服务器 Application Bridge Server
ACA 美国通信协会 American Communication Association
accelerated graphics port 加速图形接口 a computer interface that allows the display of three-dimensional graphics
accelerator card 加速卡 a circuit board that adds a faster central processing unit to a computer
access 存取 the operation of reading or writing information stored in a computer system
access 访问 "n&vt, to retrieve a computer file or program"
access 接入 "n&vt, to connect to a communication system"
access charge 接入费 a charge made for access to a communications system
access code 接入码 "a sequence of letters or numbers that have to be keyed in to allow somebody access to a restricted area, e.g. a computerized network"
access control 访问控制 the restriction of entry to a computer system to particular users
access fee 入网费 System access fee is a highly controversial surcharge imposed by most Canadian telephone companies on their customers' monthly bills
access number 接入号码 the telephone number used to link to an Internet service provider or other network provider using a dial-up connection
access point 接入点 a transceiver in a wireless local area network that connects a wired local area network to wireless devices or that connects wireless devices to each other
access profile 存取设定档 "the details identifying a computer user held on a computer, specifying the name and password and the areas of a computer system the user is authorized to access"
access time 存取时间 the time a computer takes to locate and retrieve data
accessibility 可达性 用户可访问数据库和所有授权访问的数据的特性
accessibility 可访问性 不如“可达性”常用
accessible 可存取的 (of a device) able to be accessed
accessor 存取元 a unit of access
accountability 可审核性 "in computer security, the quality that enables violations or attempted violations of ADP system security to be traced to individuals who may then be held responsible"
accounting 计费 the process of recording recent transactions and the resulting balance
accumulator 累加器 a register in a computer or calculator used for holding the results of a computation or data transfer
ACDI 异步通讯设备接口 Asynchronous Communication Device Interface
Acer 宏基 the world's top five branded PC vendors
ACK 应答 short for acknowledgement
acknowledgement 应答 a letter or message sent to say that something has been received
ACL 访问控制列表 Access Control List
ACO 警告切除 Alarm Cut-Off
ACPI 高级配置和电源管理 advanced configuration and power management
ACR 衰减串扰比 attenuation crosstalk ratio
ACR 高级通讯升级卡 Advanced Communication Riser
action game 动作游戏 "a computer game that simulates exciting or violent action, especially shooting"
activation 激活 the representation of a procedure created by the invocation of that procedure
active 活动的 describes the part of a computer screen or window that is currently in use or ready to accept input from the user
active cell 活动单元格 a spreadsheet cell in which values or formulas may be entered
active network 主动网络 a network that allows packets flowing through a telecommunications network to dynamically modify the operation of the network
active server page 动态服务端网页 a page in HyperText Markup Language with scripts that are processed on a server before being sent to a user
active-matrix display 有源矩阵显示器 a flat liquid-crystal display with high color resolution that is particularly suitable for use in laptop and notebook computers
activity 活动率 the percentage of records in a file that are processed in a run
ACW 存取控制字 Access Control Word
ad hoc network 自组网 "a local area network or other small network, especially one with wireless or temporary plug-in connections"
adapter 适配器 a device for connecting two nonmatching parts
adapter strip 适配板 a panel for adapting to various connectors
adaptive 自适应的 able to be adjusted for different conditions
adaptivity 自适应性 the quality of being adaptive
ADC 模数转换器 analog-to-digital converter
ADCCP 高级数据通信控制协议 Advanced Data Communication Control Protocol
adder 加法器 a device whose output data are a representation of the sum of the numbers represented by its input data
adder subtracter 加减器 a device that acts as an adder or subtracter depending upon the control signal received
add-in 附加装置 不如“add-on”常用
addition with carry 进位加 How to write a pattern for addition with carry operation?
add-on 附加装置 a piece of computer equipment added to another to expand its capabilities
addressability 可寻址性 the number of addressable points within a specified display space or image space
addressable 可寻址的 capable of being addressed
addressing 寻址 the locating of a memory address
ADF 适配器描述文件 Adapter Description File
ADL 架构描述语言 Architecture Description Language
ADM 分插复用器 Add/Drop Multiplexer
ADM 自适应增量调制 adaptive delta modulation
administrator 管理员 system administrator
ADP 自动数据处理 Automatic Data Processing
ADPCM 自适应差分脉码调制 Adaptive Differential Pulse Code Modulation
ADSL 不对称数字用户线 asymmetric digital subscriber line
ADU 自动拨号装置 automatic dialing unit
adware 广告软件 a type of computer software that collects information about a user's browsing patterns in order to display relevant advertisements in his or her web browser
aerial cable 架空电缆 a communications cable to be suspended from poles or other overhead structures
aerogram 无线电报 不如“radiotelegram”常用
AES 高级加密标准 Advanced Encryption Standard
AFC 自动频率控制 automatic frequency control
AFEC 自动频率微调 automatic frequency fine control
AFI 权限和格式标识符 Authority and Format Identifier
AGC 自动增益控制 automatic gain control
AGP 加速图形接口 accelerated graphics port
AH 认证头 Authentication Header
AHA 加速中心架构 accelerated hub architecture
AI 人工智能 artificial intelligence
AIDC 自动识别和数据获取 Automatic Identification and Data Capture
AIR 附加增长率 Additive Increase Rate
AIRF 加性增长率因素 Additive Increase Rate Factor
AKE 扩充密钥交换 Augmented Key Exchange
Alcatel 阿尔卡特 法国公司
ALG 应用级网关 Application Level Gateway
algorithm 算法 a logical arithmetical or computational procedure that if correctly applied ensures the solution of a problem
algorithm theory 算法论 proper introduction of the concept of design principle and its relation to algorithm model
algorithmization 算法化 the process of algorithmizing
alias 假频 a false signal in telecommunication links from beats between signal frequency and sampling frequency
alias 别名 an alternate name or label used to refer to the same element or a point in a program
align 对齐 "It is important for fingerprint verification to select robust characters as fingerprint reference points, then align two fingerprints"
alignment 对齐 arrangement of sth. in a straight line or in an orderly position in relation to sth. else
allocation 分配 the assignment of particular areas of a magnetic disk to data or instructions
alpeth 铝聚乙烯 "a portmanteau of ""aluminum polyethylene"""
alphamosic graphics 字母镶嵌图形 视频信息的图形产生方式之一，它是把整个屏幕划分为24 列，每列再分40 块区域，每个区域内不是点阵式的字符就是特殊图形符号
alphanumeric 字母数字的 using both letters and numbers
ALTQ 交错队列 ALTernate Queue
ALU 算术逻辑单元 arithmetic logic unit
aluminum-clad copper wire 铝包铜线 a copper wire cladded with aluminum
AM 调幅 amplitude modulation
AMBA 高级微控制器总线架构 Advanced Microcontroller Bus Architecture
ambient noise 环境噪声 the level of the total noise in an area
ambiguity function 模糊函数 "in radar signal processing, a two-dimensional function of time delay and Doppler frequency χ(τ,f) showing the distortion of a returned pulse due to the receiver matched filter"
amplidyne 交磁放大机 an AC motor driving a DC generator with modifications to increase the power gain available
amplifier 放大器 an electronic device used to increase the strength of the signal fed into it
AMSP 多业务接入平台 access multiservice platform
analog 模拟的 relating to a system or device that represents data variation by measurable physical quality
analog signal 模拟信号 a signal that has a continuous nature rather than a pulsed or discrete nature
analogue 模拟的 relating to a system or device that represents data variation by measurable physical quality
analyst 分析员 a person who defines problems and develops algorithms and procedures for their solution
AND gate 与门 a logic gate that simulates the function of the logical operator AND
ANDF 架构中立分发格式 Architecture Neutral Distribution Format
animation 动画制作 "the production of moving images by computer techniques, or the image produced"
anisochronous 非等步的 time interval separating any two transitions is not necessarily related to that separating any other two transitions
ANN 类神经网络 artificial neural network
anneal 韧炼 拉制成的单线应按工艺规范进行韧炼处理，以消除材料的冷作硬化，保证其抗弯曲、抗挠曲能力
annealing 韧炼 拉制成的单线应按工艺规范进行韧炼处理，以消除材料的冷作硬化，保证其抗弯曲、抗挠曲能力
annuciator 信号器 "a visual or audible signaling device, operated by relays, which indicates conditions of associated circuits"
answer 应答 "to respond to an incoming telephone call by placing a telephone in the ""off hook"" state"
anti-aliasing 抗锯齿 the technique of minimizing the distortion artifacts known as aliasing when representing a high-resolution signal at a lower resolution
anti-static floor 防静电地板 a type of floor designed to reduce any possible static build up in the floor
antivirus 防病毒的 of or relating to software designed to prevent viruses entering a computer system or network
anycast 任播 act of sending data across a computer network from a single user to the nearest receiver
AOR 与或 "a portmanteau of ""AND OR"""
APC 自动功率控制 automatic power control
API 应用编程接口 application programming interface
app 应用程序 short for application
APPC 高级程序间通信 Advanced Program-to-Program Communications
applet 小应用程序 a computer program that runs within a page on the World Wide Web
application 应用程序 computer program or piece of software designed to perform a specific task
application service provider 应用服务提供商 "a company that provides one or more program functions such as accounting on behalf of an enterprise, freeing it to concentrate on its primary business"
APPN 高级对等联网 Advanced Peer-to-Peer Networking
APR 自动分组识别 Automated Packet Recognition
APS 应用保护系统 Application Protection System
APSK 绝对相移键控 absolute phase shift keying
aptent 应用和内容 "a portmanteau of ""application and content"""
AR 增强实境 augmented reality
arborescent 树状的 resembling a tree in form
ARC 防反射层 anti-reflect coating
Archie 档案数据库 an Internet database used to search for files and programs that can be downloaded using FTP
architect 架构师 the developer of the structure of a computer system or program
architecture 架构 不如“体系结构”常用
architecture 体系结构 "the design, structure, and behavior of a computer system, microprocessor, or system program, including the characteristics of individual components and how they interact"
architecture 结构 “体系结构”的简称
archiving 归档 "keeping (records, papers, etc) in archives"
ARDS 高级远程显示系统 Advanced Remote Display System
area code 区号 the code of an area for communications
ARFCN 绝对射频信道号 absolute RF channel number
argument 参数 a value that modifies how a command or function operates in a computer program
arithmetic logic unit 算术逻辑单元 the circuit in a computer's central processing unit that makes decisions based on the results of calculations
arithmometer 四则运算器 a mechanical calculator that could add and subtract directly and could perform long multiplications and divisions
ARM 异步响应模式 Asynchronous Response Mode
armor 铠装 something that gives protection
armored 铠装的 protected with armor outside
armour 铠装 a metal protective covering of a cable etc
ARP 地址解析协议 address resolution protocol
ARPAnet 阿帕网 "a wide area computer network of the late 1960s linking U.S. government, academic, business, and military sites"
ARQ 接入请求 Admission ReQuest
ARQ 自动重传请求 Automatic Repeat reQuest
array 数组 an arrangement of items of computerized data in tabular form for easy reference
array 阵 a group of antennas arranged to increase their effectiveness
arrow key 方向键 "one of four computer keys marked with an up, down, left, or right arrow"
artificial intelligence 人工智能 the ability of computers to perform functions that normally require human intelligence
artificial life 人工生命 the use of computer systems to embody and simulate aspects of natural human behavior such as learning and reproduction
artificial neural network 人工神经网络 an information processing system with interconnected components analogous to neurons
AS 自治系统 Autonomous System
ASA 适应性安全算法 Adaptive Security Algorithm
ASBR 自治系统边界路由器 Autonomous System Boundary Router
ascending order 升序 an order arranged from the smallest to largest
ASCII 美国信息交换标准码 American Standard Code for Information Interchange
ASE 应用服务单元 Application Service Element
ASI 异步串行接口 Asynchronous Serial Interface
ASK 振幅键控 amplitude shift keying
ASP 应用服务提供商 application service provider
ASP 动态服务端网页 active server page
ASPI 高级SCSI编程接口 Advanced SCSI Programming Interface
assemble 汇编 to translate a program expressed in an assembly language into a machine language and perhaps to link subroutines
assembler 汇编程序 a computer program that converts assembly language into machine language
assembly 汇编 a process of utilizing an assembler to produce a machine-language program
assembly language 汇编语言 a low-level language for programming computers
assembly screen 绕包屏蔽 wrapped screen
assign 赋值 to designate a value for a computer memory location corresponding to a named variable
assignment 赋值 designation of a value for a computer memory location corresponding to a named variable
assignment 分配 "the act of assigning a port number, etc"
associative array 关联数组 "an abstract data type composed of a collection of unique keys and a collection of values, where each key is associated with one value"
associative memory 联想存储器 a type of computer memory in which stored information is accessed by content rather than memory address
AST 自动生成树 Automatic Spanning Tree
ATA 高级技术附件 Advanced Technology Attachment
ATAPI ATA数据包接口 ATA Packet Interface
ATG 地址转换网关 Address Translation Gateway
Athlon 速龙 AMD公司的CPU品牌
ATL 活动模板库 active template library
ATLAS 高级事务查询和信令 Advanced Transaction Look-up and Signaling
ATM 异步传输模式 asynchronous transmission mode
atmospherics 天电 the static on a radio or flickering white spots snow on a television screen caused by electromagnetic radiation from natural sources in the atmosphere
atmospherics 天电干扰 the electrical disturbances produced in the atmosphere by natural causes such as lightning
attach 附接 to append or fasten one thing to another
attachment 附件 a document or file attached to another or to an e-mail message
attention line 注意线 a circuit from a peripheral device to a computer or peripheral controller on which signals are sent indicating change of status of the device
attenuate 衰减 to become weaker in strength or magnitude
attenuated 衰减的 (of an electrical signal) reduced in amplitude with little or no distortion
attenuation 衰减 "the loss of energy suffered by radiation as it passes through matter, esp as a result of absorption or scattering"
attenuator 衰减器 any device to reduce the power of a wave or electrical signal without distorting it
attribute 属性 a property or characteristic of an entity
attributive 属性的 of or relating to an attribute
AU 接入单元 Access Unit
AUC 认证中心 Authentication Center
audio clip 音频剪辑 "an extract from a longer sound recording, e.g. from a movie soundtrack, that can be listened to on a personal computer"
audio track 音轨 sound track that accompanies editable video
audiochannel 音频信道 a communication channel sending audio signals
AUI 附接单元接口 Attachment Unit Interface
AUSTEL 澳大利亚电信局 Australian Telecommunications Authority
authenticate 认证 to establish that something is genuine or that an account is true
authentication 认证 a security measure using data encryption that identifies the user and verifies that the message was not tampered with
authentication key 认证密钥 a key used by buyers and sellers in electronic transactions to check each other's identity
authentification 认证 the process of verifying the digital identity
authoring 创作 "the creation of computer applications such as multimedia documents, usually done by nonprogrammers using special software"
authoring language 创作语言 a software that can be used to develop interactive computer programs without the technically demanding task of computer programming
authorization 授权 "the granting to a user, a program or a process the right of an access"
autodial 自动拨号器 a device that automatically dials a prerecorded number in response to an input signal such as pressing a button
autodyne 自差的 denoting or relating to an electrical circuit in which the same elements and valves are used as oscillator and detector
automatic frequency control 自动频率控制 a control in a radio or television receiver that keeps it tuned to a signal in spite of minor variations in the signal's frequency
automatic gain control 自动增益控制 "a radio receiver control system by which the amplifier is adjusted to compensate for variations in the volume of the signal, so that the volume of the output is constant"
autoresponder 自动回复程序 an e-mail software that enables Internet users to indicate automatically that they are unavailable to respond to incoming e-mail
autosave 自动保存 a computer program feature in which data is saved automatically at predetermined intervals to minimize data loss in the event of a crash
AUX 辅助设备 AUXiliary device
auxiliary device 辅助设备 "a peripheral piece of computer hardware, e.g. a printer or scanner"
availability 可用度 the degree to which a system or resource is ready when needed to process data
avatar 化身 "in computer games, a character or persona of a player with a graphical representation"
avatar 虚拟现实中的三维影像 a movable three-dimensional image used to represent somebody in cyberspace
AVC 辅助电压控制器 Auxiliary Voltage Controller
AVI 音视频交替 Audio Video Interleave
AW 管理工作站 Administration Workstation
AWG 美国线规 American Wire Gauge
B2BUA 背靠背用户代理 Back-to-Back User Agent
B4N 暂时分开 Bye For Now
babble 多路串扰 "in communications, the aggregate crosstalk from a number of interfering sources"
back door 后门 an opening deliberately left in a security system to allow access for technicians
back end 后端 a software program that controls operations not specified by the user
back up 备份 "to make a copy of a data file, esp for storage in another place for security"
backbone 主干 "a large-capacity, high-speed central section by which other network segments are connected"
backfire 背射 Theory of the Frequency Responses of Backfire Helical Antenna
background 后台的 in the low-priority environment in computers that can perform multiple tasks
background noise 背景噪声 noise that is sufficiently loud to be heard but not so loud as to obscure what is actually being listened to
background processing 后台处理 execution of computer tasks that continues while user is working with another application
background radiation 本底辐射 "low-level radiation occurring naturally as a result of radioactivity present in the air, soil, and buildings and other structures"
backhaul 回程 从信元站点向交换机传送语音和数据流量的功能
back-haul 迂回信程 将信号传输的比最终的目的地更远并将信号再传回的通讯路径
backoff 退避 当一个主机已经在有MAC 协议的网络中经历了一个冲突之后试图去重发之前的等待时期
backplane 背板 "a circuit board that connects several connectors in parallel to each other, so that each pin of each connector is linked to the same relative pin of all the other connectors"
backslash 反斜杠 a keyboard character (\) with various uses in computing and computer programming
backspace 退格 to move the cursor of a computer or the carriage of a typewriter back one or more spaces using the key designed for this purpose
backtracking 回溯 "a refinement of the brute force approach, which systematically searches for a solution to a problem among all available options"
backtwist 退绞 to twist in an opposite direction as was
backup 备份 "a copy of computer data that is stored, e.g. a copy stored on a floppy disk"
backward compatibility 后向兼容性 the ability of an older or smaller computer to accept programs from a newer or larger one
BACP 带宽分配控制协议 Bandwidth Allocation Control Protocol
BAIC 禁止所有呼入呼叫 barring of all incoming calls
BAN 收费账号 Billing Account Number
band selector 波段选择器 "a switch that selects any of the bands in which a receiver, signal generator, or transmitter is designed to operate"
bandwidth 带宽 a range of radio frequencies used in radio or telecommunications transmission and reception
BAOC 禁止所有对外呼叫 barring of all outgoing calls
BAP 带宽分配协议 Bandwidth Allocation Protocol
bar phone 直板手机 a cell phone in the shape of a bar
base class 基类 the parent class of all derived classes
base register 基址寄存器 a register used in an address which is the register value plus a displacement
base station 基站 a signal relay station in communication
base time 基准时间 a designed and precisely controlled function of time by which some particular process or exercise is controlled or measured
baseband 基带 a band of frequencies starting at zero
baselining 基准测定 a method for analyzing computer network performance
bastard size 非标准尺寸 nonstandard size in graphics
bastion host 堡垒主机 a special purpose computer on a network specifically designed and configured to withstand attacks
batch processing 批处理 a mode of computer operation in which programs are executed without the user being able to influence processing while it is in progress
baud 波特 "a unit of data transmission speed, equal to one unit element per second"
baud rate 波特率 a data transmission rate for modems
BBS 电子公告板 bulletin board system
BCD 二进制编码十进制数 binary coded decimal
BCP 桥接控制协议 Bridging Control Protocol
BDCS 宽带数字交叉连接系统 Broadband Digital Cross-connect System
BDPSK 二相差分相移键控 binary different phase shift keying
beacon 信标 "a frame sent by an adapter indicating a serious ring problem, such as a broken cable"
beam aerial 定向天线 a radio or television antenna designed to transmit or receive signals in or from a particular direction
beam antenna 定向天线 a radio or television antenna designed to transmit or receive signals in or from a particular direction
beat 差拍 Beat and Random Sampling Techniques in High Speed Data Acquisition Systems
beeper BB机 an electronic device that generates beeps when the person carrying it is being paged
Bell 贝尔 a United States inventor (born in Scotland) of the telephone (1847-1922)
benchmark 基准 an industry standard or best practice
bend radius 弯曲半径 "the minimum radius one can bend a pipe, tube, sheet, cable or hose to without kinking it, damaging it, or shortening its life"
bending radius 弯曲半径 不如“bend radius”常用
BER 误码率 bit error rate
BER 基本编码规则 Basic Encoding Rule
BERT 误码率检测器 Bit Error Rate Tester
best-of-breed 单项优势的 "(a computer product) being the best available software, hardware, or system in its class"
beta 公开测试的 ready for testing by customers
BFSK 二进制频移键控 binary frequency shift keying
BGA 球栅阵列 Ball Grid Array
BGMP 边界网关组播协议 Border Gateway Multicast Protocol
BGP 边界网关协议 border gateway router
BHT 分支预测表 branch prediction table
BIA 烧制地址 Burned-In Address
bias 偏置 A MOSFET Model with Substrate Bias for CAD
bias current 偏置电流 "a current that is independent of output and is fed to a semiconductor or other electronic device, used to ensure the device functions with the desired characteristics"
bias current 偏流 “偏置电流”的简称
bias distortion 偏移失真 distortion affecting a binary modulation in which all the significant intervals corresponding to one of the two significant conditions have different durations
bias distortion 偏置畸变 "distortion resulting from the operation on a nonlinear portion of the characteristic curve of a vacuum tube or other device, due to improper biasing"
bias resistor 偏置电阻 a resistor used in the cathode or grid circuit of an electron tube to provide a voltage drop that serves as the bias
billibit 千兆位 one billion bits
billing 计费 the process of generating bills
binary 二进制的 of or relating to a system of numeration having 2 as its base
binary code 二进制码 "a code that makes use of exactly two distinct characters, usually 0 and 1"
binary system 二进制 "a number system with 2 as its base, numbers being expressed as sequences of 0 and 1"
binary tree 二叉树 a tree data structure in which each node has at most two children
binding 捆绑 在数据通信中，将两个或多个实体强制性关联在一起的技术，例如：地址和端口捆绑
binding 绑定 the act of assigning absolute addresses to a program
binding 联编 不如“绑定”常用
biochip 生物芯片 a semiconductor chip that uses organic molecules to store and process information
biocomputer 生物计算机 a very fast computer whose calculations are performed using biological processes instead of semiconductor technology
biometrics 生物特征识别 "the measurement of physical characteristics, such as fingerprints, retinal patterns, or DNA, for verifying the identity of individuals"
BIOS 基本输入输出系统 Basic Input Output System
bipartite graph 二分图 "a linear graph in which the nodes can be partitioned into two groups G1 and G2 such that for every arc (i,j) node i is in G1 and node j in G2"
biquadratic 双二次的 Biquadratic Realization of Active RC Current-Mode Filters Using Single CCCS
Birmingham Wire Gauge 伯明翰线规 a numerical system for specifying the diameter of metal wire
BISDN 宽带综合业务数字网 Broadband Integrated Services Digital Network
bit 比特 "the smallest unit of information storable in a computer, expressed as 0 or 1"
bit 位 "in binary notation, either of the digits 0 or 1 used to represent one of only two outcomes, e.g. on or off"
bit bucket 位桶 the mythical pail at the end of a shift register that catches the overflow bits from an arithmetic operation
bit line 位线 "in coordinate-addressable memory, a conductor that connects to the same numbered storage cell of each location of a storage module"
bit rate 比特率 "the number of bits that pass a given point in a telecommunication network in a given amount of time, usually a second"
bit slice 位片 (of central processing units) able to be built up in sections to form complete central processing units with various word lengths
bit string 位串 a set of consecutive binary digits representing data in coded form
bitmap 位图 "a picture created on a visual display unit where each pixel corresponds to one or more bits in memory, the number of bits per pixel determining the number of available colours"
bitmapped font 位映射字体 a screen or printer font with characters formed as a pattern of pixels or dots
bits per inch 位英寸 a measure of how densely information is packed on a storage medium
bitstream 位流 "a series of bytes, typically of 8 bits each"
bitwise 逐位的 bit by bit
BJT 双极结型晶体管 bipolar junction transistor
black box 黑箱 "an electronic component whose constituents or circuitry are unknown or irrelevant, but whose function is understood"
black matrix screen 超黑矩阵屏幕 荧光点之间涂有碳粉颗粒，比常规显像管暗得多，抗外界光线干扰能力大大增强，可以显著改善图象的对比度
black-box testing 黑箱测试 testing without knowledge of the internal workings of the item being tested
blade server 刀片式服务器 不如“刀锋服务器”常用
blade server 刀锋服务器 self-contained all-inclusive computer servers optimized to minimize physical space
blanking 消隐 "in computer graphics, the suppression of the display of one or more display elements or display groups"
blasting 过载失真 a distortion of sound caused by overloading certain components of a radio system
bleeper 哔哔声 "a small electronic message-receiving device, often with a small screen, that beeps, flashes, or vibrates to let the user know that somebody is trying to contact him or her"
blind spot 静区 an area within the normal range of a radio transmitter where reception is poor
blink 闪烁 to transmit a message by making a light flash on and off
blip 光点 "a spot of light, often accompanied by a high-pitched sound, indicating the position of something on a screen"
bloatware 臃肿软件 "a software with many, often superfluous features that take up so much memory that the computer's performance is impaired (informal)"
block 块 "in computing, a set of contiguous data that performs some action as a unit"
block encryption 分组加密 "the use of a block cipher, usually employing the data encryption standard (DES), in which each 64-bit block of data is enciphered or deciphered separately"
blockette 子块 "subdivision of a group of consecutive machine words transferred as a unit, particularly with reference to input and output"
blocking 阻塞 internal congestion in a communication system that prevents the transmission of information
blocking 分块 the process of combining two or more records into one block
blog 网志 short for weblog
blog 网络日志 short for weblog
blogger 博客 "short for weblogger, who keeps a weblog, a diary on the Internet"
blogosphere 博客圈 the World Wide Web environment in which bloggers communicate with each other
blogware 博客软件 computer software tools for creating a weblog
BLSR 双向线路切换环 Bidirectional Line Switch Ring
blue pages 蓝页 a section of the telephone book that contains numbers of government agencies and departments
Bluetooth 蓝牙 "a trademark for a wireless technology that enables devices such as portable computers, cell phones, and portable handheld devices to connect to each other and to the Internet"
blu-ray 蓝光 刻录技术
blurring 模糊化 the process of making sth. indistinct
BMC 超黑矩阵屏幕 black matrix screen
BMP 突发模式协议 Burst Mode Protocol
BNI 宽带网络接口 Broadband Network Interface
BNN 边界网络节点 Boundary Network Node
board slot 板槽 a slot for an expanison board to be inserted
BoB 单项优势的 best-of-breed
BOF 文件开始 beginning of file
boilerplate 样板 "in word processing, sections of standard text held as a library in memory for retrieval and use in documents"
bond-out processor 外合处理器 a special version of a processor that has some of the internal signals brought out to external pins
booster 放大器 a radio-frequency amplifier that amplifies weak television or radio signals and retransmits them so that they can be received by viewers or listeners
boot 引导 "n&vi, the process of starting or restarting a computer and loading the operating system"
boot sector 引导扇区 a sector of a hard disk or other storage device that contains the necessary computer code to start the boot process
BOOTP 引导协议 Bootstrap Protocol
bootstrap 引导程序 a technique for loading the first few program instructions into a computer main store to enable the rest of the program to be introduced from an input device
bot 傀儡程序 a computer program performing routine or time-consuming tasks such as searching Web sites automatically or semi-independently
BOT 磁带开始标志 Beginning of Tape
botnet 僵尸网络 "a network of computers infected by a program that communicates with its creator in order to send unsolicited emails, attack websites, etc"
boxing 装箱 a way to wrap objects with primitive types over object types so that those can be used like objects
BPDU 网桥协议数据单元 Bridge Protocol Data Unit
BPON 宽频被动式光学网络 Broadband Passive Optical Network
BPS 比特每秒 Bits Per Second
BPSK 二相相移键控 binary phase shift keying
BPT 分支预测表 branch prediction table
braid angle 编织角 the acute angle measured from the axis of the braid to the axis of the bias yarns
braided 编织的 interwoven from three or more strands
braided cable 编织电缆 a larger conductor with multiple strands of smaller wire braided together
braided wire 编织线 a tube of fine wires woven around a conductor or cable for shielding purposes or used alone in flattened form as a grounding strap
braiding 编织 the process of twisting strands together
branch prediction table 分支预测表 a list of records with the line number of the branch instruction and the line number of the instruction most recently jumped
branching 分支 "a computer operation, similar to switching, where a selection is made between two or more possible courses of action depending upon some related fact or condition"
BRAS 宽带远程接入服务器 Broadband Remote Access Server
breadcrumb trail 导航条 a navigation tool that allows a user to see where the current page is in relation to the Web site's hierarchy
break up 断断续续 "(of making a telephone call) to be inaudible at times, owing to variations in the signal"
breakout box 中断箱 a testing device for multiple-line cables that makes a connection to each line in order to check the transmission signal
breakout cable 分支光缆 "a multifiber cable design in which individual fibers, usually tight-buffered, are surrounded by separate strength members and jackets, which are in turn enveloped by a common jacket"
breakpoint 断点 a pause inserted into a computer program so that the registers and memory locations can be examined to correct a programming logic error
brevity code 简码 code which provides no security but which has as its sole purpose the shortening of messages rather than the concealment of their content
BRI 基本速率接口 basic rate interface
bridge 网桥 a telecommunications connection between two local area networks
bridgeware 桥接件 components that bridge the gap between the worlds of computer programming and electronics
bridging 桥接 connecting through a bridge
bridle ring 吊线环 e.g. bridle ring saddle
bridle wire 绝缘跨接线 used to extend the telephone circuit from aerial distribution cable terminals to building entrance protectors or network interface units
broadband 宽带 "n&adj, a frequency band having a bandwidth greater than a voice-grade channel (4kHz)"
broadcast 广播 to make something known to a large number of people or devices
broadcasting 广播 the act of making something known to a large number of people or devices
brochureware 小册子软件 "a computer software product that is promoted in advertisements, but is currently unavailable to buy (informal)"
brouter 桥接路由器 "networking device that, according to how it is configured, works as a bridge for some data and, simultaneously, as a router for others"
brownout 暂时性网速变慢 a temporary slowing down of the workings of the internet caused when too many users attempt to access it at the same time
browser 浏览器 a piece of computer software used to search for information on the World Wide Web
browsing 浏览 "viewing files in a computer database or on the Internet, especially on the World Wide Web"
BRP 业务恢复计划 business resumption plan
brute force programming 强力程序设计 programming taking advantage of processing capability of a computer whereas other mathematical algorithms obtain the results more quickly
BS 基站 base station
BSA 商业软件联盟 Business Software Alliance
BSC 基站控制器 base station controller
BSIC 基站识别码 base station identity code
BSP 主板支持包 board support package
BST 二元搜寻树 binary search tree
BT 英国电信 British Telecom
BTS 基站收发台 base transceiver station
bubble memory 磁泡存储器 a type of computer memory in which data is stored as binary digits represented by the presence or absence of minute areas of magnetization in a semiconductor
bubble-jet printer 喷泡打印机 a printer in which heated ink forms bubbles that burst onto the paper
buddy system 伙伴系统 a memory allocation strategy which recursively divides allocatable blocks of memory into pairs of adjacent equal-sized blocks
buffer 缓冲区 a temporary storage area for data being transmitted between two devices that function at different speeds
buffer thrashing 缓冲区颠簸 the frequently-repeated allocation and freeing of secondary data buffers
buffering 缓冲 the process of using a buffer
bug 错误 an error in a computer program (informal)
bug 窃听器 "a concealed electronic device, usually a small microphone, that is used for listening to or recording private conversations (informal)"
build 连编 a stage in the development of software in which two or more independently developed software components are linked so that they can be tested in conjunction with one another
bulk cable 大容量电缆 a cable capable of transmitting a large volume of signal at the same moment
bulk mail 批量邮件 quantities of mail prepared for mailing at reduced postage rates
BUM 积层多层印制板 build-up mulitlayer printed board
bunch-stranded 束绞的 stranded with bunches
bundled 捆绑的 "available from a manufacturer or supplier only as part of a package (say, of a new computer) and cannot be purchased separately"
bundleware 捆绑软件 any software that includes other software with the installation
burner 刻录机 a drive that writes write-once optical discs such as CD-Rs and DVD-Rs
burst 突发 occurrence in short uneven spurts
bursty 突发的 "moving, transferred, or transmitted in short uneven spurts"
bus 总线 "a channel or path for transferring computer data, especially between the central processing unit and a peripheral device"
bus mastering 总线主控 a feature supported by many bus architectures that enables a device connected to the bus to initiate transactions
bus mouse 总线鼠标 a mouse attached to a computer bus using a special card or port
bus network 总线网络 a computer network in which all nodes are connected to a single bus
Business Travel Card 商旅卡 中国联通的一种话费卡
busy signal 占线信号 a repeating burst of sound on a telephone line that indicates the line is in use
busy tone 忙音 a repeating burst of sound on a telephone line that indicates the line is in use
butt wrap 对接绕包 tape wrapped around an object in an edge-to-edge condition
button bar 按钮栏 a row of buttons on a computer screen that are clicked to perform frequently used functions
BWG 伯明翰线规 Birmingham Wire Gauge
byte 字节 a sequence of 8 bits (enough to represent one character of alphanumeric data) processed as a single unit of information
bytecode 字节码 the compiled code that compilers for Java and C# produce
C/I 载干比 carrier-to-interference ratio
C2C 消费者对消费者 Consumer to Consumer
CAAD 计算机辅助建筑设计 Computer Aided Architectural Design
cabinet 机柜 a framework holding computer servers
cable 越洋电报 "a telegram originally sent by underseas cable, now usually by telephone, radio, or satellite"
cable address 电报挂号 I don't know the cable address of Shanghai
cable cleat 电缆夹具 "a device which, when installed along the length of cables, secures and restrains them"
cable compound 电缆膏 a material used to prevent the ingress of moisture into telecommunication and power transmission cables
cable distribution box 电缆分线盒 a box used to splice the distribution cables of cable network and subscriber's branch lines
cable gland 电缆填料函 装在电缆端口与防爆电器连接处，起密封和隔爆作用
cable modem 线缆调制解调器 不如“电缆调制解调器”常用
cable modem 电缆调制解调器 a high-speed modem enabling a computer to connect to the Internet via a cable TV network
cable run 走线 a route taken by the cable
cable tie 扎线带 "a type of fastener, especially for binding several electronic cables or wires together, and to organize cables and wires"
cablegram 海底电报 a telegram sent by underseas cable
cabling 成缆 e.g. cabling machine
cabling 布线 of a communication system
cabling 电缆 cables collectively
cab-tire cable 软管电缆 a flexible cable having a heavy rubber or neoprene outer sheathing
cabtyre 橡套 e.g. cabtyre cable
cache 高速缓存 an area of high-speed computer memory for temporary storage of frequently used data
cache memory 高速缓冲存储器 "an extremely high-speed buffer memory device, even faster than random access memory (RAM) and usually used to speed up the flow of data from RAM to the central processing unit"
caching 缓存 the act of storing in a cache temporarily
CAD 计算机辅助设计 computer-aided design
CADD 计算机辅助设计和制图 Computer-Aided Design and Drafting
CAE 计算机辅助工程 computer-aided engineering
CAID 计算机辅助工业设计 computer-aided industrial design
call 呼叫 在通信中用户要求接续并得到响应
call 调用 "the action of bringing a computer program into effect, usually by specifying the entry conditions and jumping to an entry point"
call box 电话亭 不如“telephone booth”常用
call center 呼叫中心 a place that handles high-volume incoming phone calls on behalf of a large organization
call forwarding 呼叫转移 a service available in some switching systems where calls can be rerouted automatically from one line to another or to an attendant
call in 调入 "to transfer control of a computer temporarily from a main routine to a subroutine, which is inserted in the sequence of calculating operations to fulfill a subsidiary purpose"
call letters 呼号 a group of letters used for identification by a radio transmitting station
call up 调出 to instruct a computer to find and display a particular piece of information
call waiting 呼叫等待 a service offered by a telephone company that allows somebody to answer an additional incoming call without disconnecting from the current call
caller 呼叫者 somebody who makes a telephone call
caller ID 来电显示 a small display that will show you the telephone number of the party calling you
calling 呼叫 a process of transmitting selection signal to establish a connection between data stations
calling card 电话卡 不如“phonecard”常用
CAM 计算机辅助制造 computer-aided manufacturing
CAM 无载波调幅 Carrierless Amplitude Modulation
CAMA 计算机辅助群体评估 Computer Assisted Mass Appraisal
cambridge ring 剑桥环 experimental local area network architecture developed at the Cambridge University Computer Laboratory in the mid-late 1970s
CAN 校园网 Campus Area Network
cancalbot 取消程序 a computer program that cancels unwanted articles sent to an Internet newsgroup by a specific user
canned 按标准设计的 describes a website or its features that are designed according to a standard template rather than to one's personal specifications
capacity 容量 the amount of data that can be stored by a computer device
caps lock 大写锁定键 "a key on a computer keyboard or typewriter that, if pressed once, causes all subsequent letters to be typed as capital letters"
capture 采集 "n&vt, to record and store data in the memory of a computer or as a computer file"
CAR 承诺访问速率 Committed Access Rate
car phone 车载电话 a mobile phone designed for use in a car
card 卡 a printed circuit board adding features or capability to a computer
card reader 读卡器 a device used for communication with a smart card or a flash memory card
card slot 卡槽 a slot for an expanison card to be inserted
cardphone 磁卡电话 a pay phone operated by a phonecard
careware 爱心软件 a software that is made available to users in exchange for a donation to charity
carriage return 回车 the control character in Baudot code on a teletypewriter for end of line return to beginning of line
carrier 载波 "short for ""carrier wave"""
carrier 通信公司 "a telephone, television, or radio company"
carrier channel 载波通道 the equipment and lines that make up a complete carrier-current circuit between two or more points
carrier frequency 载频 “载波频率”的简称
carrier frequency 载波频率 the frequency of a carrier wave
carrier wave 载波 an electromagnetic wave that is modulated to carry a signal for transmission
carrier-to-interference ratio 载干比 the ratio of the power in the carrier to the power of the interference signal
carrier-to-noise ratio 载噪比 a ratio between the average received modulated carrier power and the average received noise power after the receiver filters
carry 进位 Cyclic Carry Control of Proportional Variable Structure System with Bilinear
carry flip-flop 进位触发器 This signal is used to set the carry flip-flop
cartridge 墨盒 "a container for liquid or powder that is loaded into a device, e.g. a removable ink container for a pen or printer"
CAS 列地址选通脉冲 column address strobe
cascade carry 逐位进位 a step-by-step carry
cascading 级联 the act of connecting a series of devices in different cascades
cascading menu 级联菜单 a menu in a computer program that opens when a choice is selected from another menu
cascading style sheet 层叠样式单 a simple mechanism for adding style and layout to HTML or XHTML documents
CASE 计算机辅助软件工程 computer-aided software engineering
casting 类型转换 the conversion of one data type into another
catena 串 a series of items linked in a chained list
catenate 串接 to arrange a collection of items in a chained list or catena
CBDS 无连接宽带数据业务 Connectionless Broadband Data Service
CBR 恒定比特率 Constant Bit Rate
CCITT 国际电报电话咨询委员会 Consultative Committee for International Telegraph and Telephone
CCL 覆铜箔层压板 copper-clad laminate
CCP 压缩控制协议 Compression Control Protocol
CCS 公共信道信令 Common Channel Signaling
CCT 导通检测收发器 Continuity Check Transceiver
CDB 呼叫细节块 Call Detail Block
CDDI 铜缆分布式数据接口 Copper Distributed Data Interface
CDDL 公共开发和分发许可证 Common Development and Distribution License
CDE 呼叫细节元素 Call Detail Element
CDMA 码分多址 code division multiple access
CDP 思科发现协议 Cisco Discovery Protocol
CDR 呼叫细节记录 Call Detail Record
CD-ROM 只读光盘 compact disk - read only memory
CD-RW 可重写光盘 compact disk - rewritable
CDV 信元时延抖动 Cell Delay Variation
CDVT 信元时延抖动容限 Cell Delay Variation Tolerance
cel 赛尔 a transparent sheet of celluloid drawn on to produce a single frame of an animated cartoon
Celeron 赛扬 Intel出产的一款处理器的名称
cell 小区 the area covered by one of the transmitters in a mobile telephone system
cell 信元 在异步传输模式（ATM）系统中，一个信元由53个字节（5个字节的信头和48个字节的信息段）组成
cell 单元格 the smallest unit of a spreadsheet
cell echo 单体回波 The single cell echo was nearly stationary and the band echo reached the single cell
cell phone 手机 a portable telephone operated through a cellular radio network
cellular 蜂窝的 "organized as a system of cells, especially for radio communication"
cellular phone 手机 不如“cell phone”常用
cellular radio 蜂窝无线电 "a type of radio communication used for mobile phones that consists of a network of transmitters, each covering a small area"
cellular telephone 蜂窝电话 a portable telephone operated through a cellular radio network
CELP 代码激励线性预测 Code Excited Linear Prediction
censorware 审查软件 用于因特网内容阻挡和因特网过滤的软件
central processing unit 中央处理器 the part of a computer that performs operations and executes software commands
centralization 集中化 the process of centralizing
centralized 集中的 controlled by a central device
centrex 中央交换机 "a portmanteau of ""central exchanger"""
Centrino 迅驰 英特尔公司为笔记本电脑专门设计开发的一种芯片组
CER 信元错误率 Cell Error Ratio
CERT 计算机应急小组 computer emergency response team
certificate 证书 "an electronic document verifying somebody's relationship, identity, and responsibilities in financial transactions (used in e-commerce)"
certificate revocation list 证书撤销列表 a list of digital certificates revoked before their expiry dates by a certificate authority
CES 电路仿真业务 Circuit Emulation Service
CFG 控制流图 control flow graph
CFNR 无应答呼叫前转 Call Forward No Reply
CFU 无条件呼叫前转 Call Forward Unconditional
CGI 通用网关接口 common gateway interface
channel 信道 a part of a communication system that connects the message source with the message sink
channelized 信道化的 having been divided into channels
channelizing 通道化 the process of subdividing a wide-band transmission facility so as to handle a number of different circuits requiring comparatively narrow bandwidths
CHAP 挑战握手认证协议 Challenge Handshake Authentication Protocol
character 字符 "a single letter, number, or symbol that can be displayed on a computer screen or printer and represents one byte of data"
character recognition 字符识别 "a magnetic or optical process by which letters, numbers, or symbols are recognized and digitized by a computer"
character set 字符集 a finite set of different characters upon which agreement has been reached and that is consiered complete for some purposes
charactron 字符管 high-speed character display tube
charmap 字符映射表 "a portmanteau of ""character map"""
chassis 机箱 the mounting or supporting structure for the components of an electronic device
chat 聊天 "n&vi, to exchange messages in real time with other computer users"
chat room 聊天室 a facility in a computer network where participants exchange messages in real time
chatline 聊天热线 a telephone service allowing many people to phone the same number and have a conversation
chatterbot 聊天机器人 a computer program designed to simulate an intelligent conversation with human
cheapernet 细缆网络 "a colloquial term for thin-wire Ethernet (10base2) that uses RG58 coaxial cable instead of the full-spec ""Yellow Cable"""
cheat code 作弊码 "a method of accessing hidden functionality that allows players to cheat, e.g. by becoming invulnerable in a shoot-'em-up or by accessing hidden areas in an adventure game"
check 校验 "an examination or investigation of something, especially to verify its state or condition"
check digit 校验数位 a check key consisting of a single digit
check mark 复选标记 "a symbol shaped like a ""V"" with a short left side and a long right side, used to indicate approval or preference"
checkbox 复选框 a box for putting in a check sign
checkpoint 检查点 "a place in a computer program at which a check is made, or at which a recording of data is made for restart purposes"
checksum 校验和 "a value transmitted with a data stream, derived from the other elements in the data stream and used to check for transmission errors in the data"
China Mobile 中国移动 中国规模最大的移动通信运营商
China Telecom 中国电信 the largest fixed line service and 3rd largest mobile telecommunication provider in the People's Republic of China
China Unicom 中国联通 a telecommunications operator in the People's Republic of China
chip 芯片 a die having been packaged
chip jewelry 过时的计算机 a euphamism for old computers destined to be scrapped or turned into decorative ornaments
chipset 芯片组 "a group of microchips designed to perform one or more related functions as a unit, e.g. to update a computer screen display"
chirp 啁啾 脉冲传输时中心波长发生偏移的现象
churn 流失 the tendency of Internet and cell-phone subscribers to switch providers
CI 小区身份 cell identity
CIDF 通用入侵检测框架 common instrusion detection framework
CIDR 无类别域间路由 Classless Inter-Domain Routing
CIF 公共中间格式 Common Intermediate Format
CIF 帧中信元 Cells in Frame
cigarette wrap 纵包 a heat-sealed system that the sheathing was fabricated from a plastic tape 0.5 - 1mm thick
CIM 公共信息模型 Common Information Model
CIMS 计算器集成制造系统 computer integrated manufacturing system
CIP 公共工业协议 Common Industrial Protocol
cipher 密码 a written code in which the letters of a text are replaced with others according to a system
ciphertext 密文 "the text that has been encrypted for transmission, e.g. over the Internet"
ciphony 密码电话学 a technique by which security is accomplished by converting speech into a series of on-off pulses and mixing these with the pulses supplied by a key generator
CIR 承诺信息速率 Committed Information Rate
CIR 载干比 carrier-to-interference ratio
circular addressing 循环寻址 "an addressing mode where post-increments are done using modulo arithmetic, so that the pointer returns to the beginning address after it steps through the buffer"
circular polarization 圆极化 a phenomenon observed in electromagnetic radiation in which the electric field vector has constant magnitude but rotates in a circle about the direction of wave propagation
circulator 环行器 非互易的三端口微波铁氧体器件，具有信号顺序传输的特性，即从任一端口输入的信号只能按给定顺序依次传输到下一端口输出
CIS 接触型影像传感器 contact image sensor
CISC 复杂指令集计算机 Complex Instruction Set Computer
Cisco 思科 "an U.S. multinational corporation that designs and sells consumer electronics, networking and communications products and services"
CISL 通用入侵规范语言 common instrusion specification language
citizens band 民用波段 radio frequencies used by the general public to talk to one another over short distances
CIX 商业因特网交换中心 commercial Internet exchange
cladding 包层 a covering for optical fiber that reflects light back to the core and strengthens cable
CLASS 自定义本地信令服务 Custom Local Area Signaling Service
class 类 an object that represents a collection of things sharing a common attribute
class library 类库 a set of ready-made software routines (class definitions) that programmers use for writing object-oriented programs
classifier 分类器 a unit used for classification and discrimination in pattern recognition
clause 子句 "in COBOL, a set of consecutive words whose purpose is to specify an attribute of an entry"
CLDAP 单机轻量级目录访问协议 Connectionless Lightweighted Directory Access Protocol
clear text 明文 不如“plain text”常用
cleat 夹具 a device of two hornlike prongs projecting horizontally in opposite directions from a central base for securing lines
CLI 命令语言解释器 Command Language Interpreter
click 单击 "n&v, a single action of pressing and releasing a button on a computer mouse"
clickable 可点击的 describes an item on a computer screen that may be activated by clicking on it with mouse
CLID 呼叫线路识别 Calling Line Identification
clip art 剪贴画 "prepackaged artwork, available on software for use in documents produced on a computer"
clipboard 剪贴板 a part of computer memory where cut or copied data are stored temporarily
CLIR 主呼线识别限制 calling line identification restriction
CLNS 无连接网络服务 Connectionless Network Service
clock 时钟 an electronic circuit that generates pulses at a constant rate in order to synchronize the internal operations in a computer
clock speed 时钟速度 "the speed of a microprocessor's internal clock that controls how fast a computer makes calculations, usually measured in MHz or GHz"
closed armoring 叠盖铠装 classical design rules lead to conservative and expensive multi-layer armoring
closed shop 封闭式计算站 a computer facility in which most productive problem programming is performed by a group of programming specialists rather than by the problem or iginators
cloud 云 an unpredictable or unidentifiable part of a network through which data passes
CLP 信元丢失优先权 Cell Loss Priority
CLR 信元丢失率 Cell Loss Ratio
CLR 公共语言运行库 common language runtime
cluster 集群 "a network of computers under the control of a larger, more powerful computer"
CMAC 基于密文的消息认证码 Cipher-based Message Authentication Code
CMCU 通信模块控制单元 Communication Module Control Unit
CMIP 通用管理信息协议 Common Management Information Protocol
CMIS 通用管理信息服务 Common Management Information Service
CMM 能力成熟度模型 Capability Maturity Model
CMMI 能力成熟度模型集成 Capability Maturity Model Integration
CMOS 互补金属氧化物半导体 complementary metal oxide semiconductor
CMRR 共模抑制比 common code rejection ratio
CMS 配置管理系统 Configuration Management System
CMS 呼叫管理系统 Call Management System
CMTS 电缆调制解调器端接系统 Cable Modem Termination System
CNM 客户网络管理 Customer Network Management
CNP 无连接网络协议 Connectionless Network Protocol
CNR 通讯与网络升级卡 Communication and Networking Riser
CNR 载噪比 carrier-to-noise ratio
coax 同轴电缆 “coaxial cable”的简写
coaxial 同轴的 having or being mounted on a common axis
coaxial cable 同轴电缆 "a cable consisting of an inner conductor, surrounded by a tubular insulating layer typically made from a flexible material with a high dielectric constant"
COB 板上集成缓存 cache on board
COCF 面向连接的会聚功能 Connection-Oriented Convergence Function
COD 芯片集成缓存 cache on die
code 代码 "a system of symbols, numbers, or signals that conveys information to a computer"
code word 码字 a sequence of symbols assembled in accordance with the specific rules of the code and assigned a unique meaning
codebook 码书 a book containing a key to a code or codes
codebook 码本 不如“码书”常用
codec 编码解码器 "a portmanteau of ""coder decoder"""
codec 压缩解压缩 "a portmanteau of ""compression decompression"""
coding 编码 the act of writing in code or cipher
COE 公共操作环境 common operating environment
coherence 一致性 the logical and orderly and consistent relation of various parts
cohesion 内聚性 the degree to which the tasks performed by a single program module are functionally related
cold start 冷起动 "to start running a computer program from the very beginning, without being able to continue the processing that was occurring previously when the system was interrupted"
collabra 新闻阅读器 "a groupware product that supports ad hoc discussions, searching across forums, and virtual forms"
collapse 折叠 "to fold something up so that it is smaller or takes up less space, or fold up in this way"
collation 校对 a detailed comparison between different items or forms of information
collect 采集 "to get or pick up data, etc"
collect 对方付费的 (of telephone calls) on a reverse-charge basis
collect call 对方付费电话 a call at the called party's expense
collection 采集 "the process of getting or picking up data, etc"
collision 冲突 "multiple network transmissions overlapping in the physical channel, resulting in garbled data and necessitating retransmission"
colocation 服务器托管 服务提供商向用户出租机房空间
colocation 主机托管 不如“服务器托管”常用
color gradation 色阶 a shading or passing of one tint or shade of color to another in very small degrees
COM 组件对象模型 Component Object Model
combobox 组合框 a combination of a drop-down list or list box and a single-line textbox
command 命令 a word or phrase that can be selected from a menu or typed after a prompt in order to carry out an action
command line 命令行 a blank line on screen ready to receive instructions from the user
comment 注释 a note embedded in a program that describes how the following programming code works
common 公用的 shared by the public
common carrier 公共通信公司 organizations licensed by the U.S. Federal Communications Commission and required to supply communications services to all users at published prices
common-mode gain 共模增益 ratio of the output voltage of a differential amplifier to the common-mode input
communication 通信 "the process of transferring information in the various media from one point, person or device to another"
communications 通信学 "the branch of science and technology that is concerned with the process of representing, transferring, interpreting, or processing data among persons, places, or machines"
communications center 通信中心 an agency in charge of handling and controlling communications traffic
communications satellite 通信卫星 "an artificial satellite used to relay data such as radio, telephone, and television signals around the world"
compander 压扩器 a system for improving the signal-to-noise ratio of a signal at a transmitter or recorder by first compressing the volume range of the signal and then restoring it
companding 压缩扩展 "a process in which compression is followed by expansion, often used for noise reduction"
companding 压扩 “压缩扩展”的简称
compandor 压缩扩展器 a system for improving the SNR by compressing the volume range of signal at a transmitter or recorder and restoring the normal range at the receiving or reproducing apparatus
compatibility 兼容性 the characteristic of data processing equipment by which one machine may accept and process data prepared by another machine without conversion or codemodification
compatible 兼容的 able to be used together with or substituted for another piece of hardware or software
compilation 编译 the process of compiling a program
compile 编译 to convert a computer program written in a high-level language into an intermediate language machine language using a special program compiler
compiler 编译程序 a computer program that converts another program from a high-level language into an intermediate language machine language
compiler 编译器 不如“编译程序”常用
complement 补码 the number derived by subtracting a number from a base number
complementation 求补 an operation resulting in the reverse significance in each digit position in a series of digits
complementer 补码器 a functional unit whose output data are a representation of the complements of the numbers represented by its input data
complementing flip-flop 求反触发器 a flip-flop consisting of primary and auxiliary triggers having separate inputs realized on potential elements
component 构件 不如“组件”常用
component 组件 "one of the essential, functioning parts of a subsystem or equipment, possibly a self-contained element, or a combination of parts, assemblies, attachments, or accessories"
componentware 组件式软件 a software designed to work as a component of a larger application
compress 压缩 "to reduce the number of bits required to represent computer text, data, or images to save storage space or reduce transmission time"
compression 压缩 "a technique for reducing the number of bits required to represent text, data, or images to save storage space or reduce transmission time"
compromise 泄密 "in data security, an unauthorized disclosure or loss of sensitive information"
computer 电脑 “计算机”的俗称
computer room 机房 Design of Computer Room Air Conditioner Control System Based on μC/OS-II
concatenated code 级联码 "the effective compound code employed in a concatenated coding system, or a code designed for use in such a system, either as the inner code or as the outer code"
concatenation 串接 a function that forms a single string of symbols from two given strings by placing the second after the first
concentrator 集线器 a telecommunications device that combines outgoing messages into one message or extracts individual messages from one transmission into which they have been combined
concordance 词汇索引 "an index produced by computer or machine, alphabetically listing every word in a text"
concurrence 并发 不如“concurrency”常用
concurrency 并发 "the progressing of two or more activities (processes, programs) in parallel"
concurrent 并发的 pertaining to the occurrence of two or more activities within a given interval of time
configurable 可配置的 capable of being configured
configuration 配置 the way in which the software and hardware components of a computer system are arranged and interconnected
configure 配置 to set parameters etc for a computer
congestion 拥塞 a situation in which the amount of information to be transferred is greater than the amount that the data communication path can carry
conjunctive query 合取查询 a restricted form of first-order queries
connect 连接 "to set up a communication link between people, organizations, or places"
connected 连通的 having set up a communication link
connected graph 连通图 a undirected graph in which there is at least one path joining each pair of vertices
connection 连接 "the act of setting up a communication link between people, organizations, or places"
connection pool 连接池 a cache of database connections maintained by the database so that the connections can be reused when requested
connectionless 无连接的 having or requiring no connection
connection-oriented 面向连接的 describes a means of transmitting data in which the devices at the end points use a preliminary protocol to establish an end-to-end connection before any data is sent
connectivity 连通性 "an ability to communicate with another system, hardware or software, or with an Internet site"
connexion 连接 #NAME?
CONP 面向连接网络协议 Connection-Oriented Network Protocol
CONS 面向连接的网络服务 connection-oriented network service
constant ratio code 恒比码 a code that always contains the same ratio of 0s to 1s
constructibility 可构造性 the quality of being constructible
constructible set 可构成集 a finite union of locally closed sets in a topological space
contention 争用 a condition arising when two or more data stations attempt to transmit at the same time over a shared channel or in a two-way alternate communication
continuation 延拓 an approach to solving a mathmatical problem that involves a sequence of problems with different parameters
contour 等值线 Algorithm of Triangle Constructed Grid Based on Points and Method of Automatically Establishment Contour
controller 控制器 a device designed for controling
convergence 融合 "the combining of different forms of electronic technology, such as data and word processing converging into information processing"
conversion 转换 "in programming languages, the transformation between values which represent the same data item but belong to different data types"
convolution 卷积 a mathematical way of combining two signals to form a third signal
convolution code 卷积码 a type of channel coding that adds patterns of redundancy to the data in order to improve the signal-to-noise ratio (SNR) for more accurate decoding at the receiving end
convolver 卷积器 a surface acoustic-wave device in which signal processing is performed by a nonlinear interaction between two waves traveling in opposite directions
cooperation 协同 The Method of Component Delta_Oriented Version Control for Version Control & Management in Large Application Software Distributed Cooperation Development
copper clad steel 铜包钢 a material of wire combines high mechanical resistance of steel with the conductivity and resistance to corrosion of copper
copper-clad 铜包的 clad with copper
coprocessor 协处理器 a microprocessor that operates alongside and supplements the capabilities of main processor
COPS 公共开放政策服务 Common Open Policy Service
copy 复制 to make another example or specimen that is exactly the same as something else
copying 复制 an act of making another example or specimen that is exactly the same as something else
CORBA 公共对象请求代理体系结构 Common Object Request Broker Architecture
cordless telephone 无绳电话 a portable battery-powered telephone with a short-range radio link to a fixed base unit
core wire 芯线 We compute the shield and core wire response of a shielded cable under the influence of external transient electromagnetic field
corner cut 切角 a corner cut off a punched card at an oblique angle to aid in orientation
COT 中心局终端 Central Office Terminal
count 计数 "the cumulative total of the number of times a specific event occurs, kept as factual record"
counter 计数器 a device that counts automatically
counterpoise 地网 "a radial array of metallic wires, rods, or tubes arranged horizontally around the base of a vertical aerial to increase its transmitting efficiency"
counting 计数 the act of recording the cumulative total of the number of times a specific event occurs
coverage 覆盖范围 移动通信系统为用户提供服务的范围
CPCS 公共部分会聚子层 Common Part Convergence Sublayer
CPE 用户驻地设备 Customer Premises Equipment
CP-FSK 连续相位频移键控 continuous phase frequency shift keying
CPG 呼叫状态 Call ProGress
CPLD 复杂可编程逻辑器件 complex programmable logic device
CPNIE 被叫方号码信息单元 called party number information element
CPU 中央处理器 central processing unit
CRAC 计算机房空调 computer room air conditioner
crack 破解 "to decipher or solve something such as a code, puzzle or problem"
cracker 骇客 "a user who gains unauthorized access to a computer system, especially to acquire or interfere with data"
cracking 破解 "deciphering or solving something such as a code, puzzle, or problem"
cramming 擅自添加服务 未经用户允许而增加的服务功能，如语音邮件
crankback 遇忙返回 a mechanism of ATM network when a connection setup request is blocked because a node along a selected path cannot accept request
crash 崩溃 "a sudden complete failure of a computer system, device, or program, usually with an accompanying loss of data"
crash recovery 故障恢复 the process by which the database is moved back to a consistent and usable state
CRBT 炫铃 color ring back tone
CRC 循环冗余校验 Cyclic Redundancy Check
create 创建 to bring something into existence
creation 创建 the process of creating an object
crimeware 犯罪软件 a software designed for an illegal purpose
crimp 轧纹 to fold or press into ridges
crimping 轧纹 the process of pressing or pinching into small regular folds or ridges
crippleware 残废软件 "software that has some important functionality deliberately removed, so as to entice potential users to pay for a working version"
CRL 证书撤销列表 Certificate Revocation List
crop 裁剪 "to cut off or conceal unwanted parts of an image, especially a photograph"
crossfoot 交叉合计 "to add numbers in several different ways in a computer, for checking purposes"
cross-footing 交叉合计 "in a spreadsheet, totaling rows and columns of numbers and comparing the sums"
crosshair 十字准线 intersecting lines in the shape of a cross
crossover cable 跨接电缆 "a cable that connects two devices of the same type, usually asymmetrically by a crosslink"
crossover distortion 交越失真 a type of distortion which is caused by switching between devices driving a load
crosstalk 串音 不如“串扰”常用
crosstalk 串扰 unwanted signals picked up by one channel of an electronic communication system from another channel
CRS 证书申请语法 Certificate Request Syntax
CRV 呼叫参考值 Call Reference Value
cryocable 低温电缆 a highly conducting electrical cable cooled with a refrigerant such as liquid nitrogen
cryotron 低温管 a device that makes use of the effects of low temperatures on conductive materials such that small magnetic field changes can control large current changes
cryptanalysis 密码分析 process of deciphering coded texts or messages
cryptochannel 密码信道 a complete system of communication that uses electronic encryption and decryption equipment and has two or more radio or wire terminals
cryptography 密码学 the science of analyzing and deciphering codes and ciphers and cryptograms
CSA 通讯流架构 Communication Streaming Architecture
CS-ACELP 共轭结构代数码激励线性预测 Conjugate Structure Algebraic Code Excited Linear Prediction
CSCI 计算机软件配置项 Computer Software Configuration Item
CSCW 计算机辅助协同合作 computer supported cooperative work
CSE 公共子表达式消除 common subexpression elimination
CSI 被叫用户识别 Called Subscriber Identification
CSK 码移键控 code shift keying
CSMA 载波监听多路访问 Carrier Sense Multiple Access
CSMA/CD 带冲突检测的载波监听多路访问 Carrier Sense Multiple Access/Collision Detection
CSNP 完整序号协议数据单元 Complete Sequence Number PDU
CSS 层叠样式单 cascading style sheet
CSSB/AM 压扩单边带调幅 companding single sideband/amplitude modulation
CSTN 色彩超扭曲向列型 Color Super-Twist Nematic
CSU 信道服务单元 Channel Service Unit
CTB 复合三次差拍 Composite Triple Beat
CTI 计算机电话集成 Computer Telephone Integration
CTS 清除发送 clear to send
CUG 封闭用户群 closed user group
cursor 光标 a moving marker on a computer screen that marks the point at which keyed characters will appear or be deleted
custom 定制的 made or built to order
cutover 彻底替换 采用全新的交换机或安装新的系统来代替旧的电话设备
cut-through packet switching 通断式分组交换 a switching approach that streams data through a switch so the leading edge of a packet exits the switch at the output port before the packet finishes entering the input port
cutting and splicing 割接 Fiber cutting and splicing is no longer needed for the high power optical adapters
CVS 并发版本系统 Concurrent Versioning System
cyberspace 网络空间 the notional realm in which electronic information exists or is exchanged
cycle 周 one period per second
cycle-skipping 跳周 a phenomenon that occurs when split wavelet contains a very narrow range of frequencies
cylinder 柱面 a surface formed by a line moving round a closed plane curve at a fixed angle to it
Czochralski silicon 直拉硅 Oxygen Precipitation and Induced Defects in Heavily Doped Czochralski Silicon
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