电视信号 television signals
宽带业务 narrowband services
基本接入 basic access
电信业务 teleservice
用户电报 telex
无线电波 radio waves
地面天线 ground antenna
同轴的 coaxial
直接广播系统 direct broadcast system
端到端的时延 end-to-end delay
抖动 jitter
繁忙小时 peak hours
芯片技术 chip technology
高清晰度电视 high definition television
运行也维护 operations and maintenance
现有的公用网络 the existing public network
传统的双向对话 classical two-way voice conversation
基于X.25协议的分组交换数据网络 packet switched data network based on X.25 protocols
对网络的拥护接入 the user access to the network
对网络的拥护接入 the user access to the network
信道速率为70 Mbit/s的电路交换业务 a circuit switched service with a channel rate of 70 Mbit/S
与业务无关的网络 the service-independent network
对资源的最佳统计共享 the optimal statistical sharing of the resources
电信业务 telecommunication service
用户电报网 telex network
文字报 messages of characters
双向对话 two-way voice conversation
同轴树状网络 coaxial tree network
公用天线的电视网络 community antenna TV network
直接广播系统 16 direct broadcast system
以太网 Ethernet
令牌总线网和令牌环网 token bus and token ring network
全球范围的独立网络 world-wide independent networks
电话网络的繁忙小时 the peak hours in the telephone network
资源共享 resource pooling
繁忙小时流量 23 peak hour traffic
窄带业务的综合 integration of narrow-band services
在语声编码和芯片技术方面的进步 the progress in speech coding and chip technology
新的电信业务 a new teleservice
对新业务要求的适配 adapting to new service requirements