B编码过程coding process
波分复用：wavelength multiplexing
报文交换 message switching
C抽样量化与编码sampling,quantizing and coding
抽样速率sampling rate
串行接口 serial interface
传号电平 mark level
传输介质：transmission medium
传输时延 transimission delay
存取：access
存储转发方式 store-and-forward manner
超文本协议：hypertext protocol
长途干线：long-houl trunks
D电子邮件：electronic mail
电路交换 circuit switching
电视信号television signals
电信业务teleservice
多模光纤：multi-mode fiber
单模光纤：singer-mode fiber
单边带：single-sideband
带宽用户：wideband subscriber
段开销：section overhead
地面天线ground antenna
端到端的时延end-to-end delay
F发送器与接收器 transmitter and receiver
分插复用器：add-drop multiplexer
分组交换 packet switching
蜂窝式移动电话：cellular mobile telephone
蜂窝交换机：cellular switch
蜂窝裂变 cellular splitting
服务性能：service performance
服务区：servise area
繁忙小时peak hours
G光纤通信:optical fiber communications
光源：light source
光检测器：photodetector
广播业务：broadcast servise
个人通信 personal communcation
固定电话业务 fixed telephone services
国际漫游 international roaming
高清晰度电视high definition television
H呼叫处理：call processing
J奇偶校检位 parity bit
接口转换 interface conversion
接入方法 access method
基站 base station
基本接入basic access
K空号电位 space level
扩频：spread spectrum
宽带业务narrowband services
L逻辑信道logical channel
M模拟信号analog signal
目的地址 destination address
Q起始位 start bit
切换算法 handover algorithms
S数字通信digital communication
数据传输 data transmission
数字交叉连接：digital cross-connection
色散dispersion
T同步字synchronization word
同步数字系统synchronous digital hierarchy
同步传输帧synchronous transmission frame
天线antenna
通信标准 communcation standrads
统计复用 statistical multiplexing
W网络资源network resource
网络节点接口network node interface
网络运营者network operators
网络容量 network capability
网络层network level
网络节点 network node
文本信息textual messages
无线信道wireless channels
误差控制 error control
X信噪比signal-to-noise ratio
信号电平signal levels
信号格式：signal format
信头 header
信息服务：information services
信息高速公路 information superhigh way
显示终端 CRT terminal
闲置状态 the idle state
下降沿 fallinf edge
虚电路 virtual circuits
虚路径 virtual paths
虚拟专用网 virtual private network
Y远程终端remote terminals
用户界面user interface
移动手机mobile unit
异步转移模式 asynchronous
业务与应用层 service and application
运行与维护operations and maintenance
Z噪声功率noise power
帧格式frame format
支路信号tributary signals
支路映射tributary mapping
中间交换设备 intermediate switching equipment
专用电路 dedicated circuit
直接广播系统direct broadcast system
