管理学 电子政务网络技术 释 integrated services digital network; ISDN 综合业务数字网 实现话音、数据和图像在同一个网络中传输与交换的重要技术，是一种典型的电路交换网络系统。
网络与数据通信 协议体系与组成结构 释文 integrated service digital network, ISDN 综合业务数字网
- cross multiplication
- crossnorm
- cross number
- cross on outside tree
- cross-operation
- cross-over
- crossover
- cross-over bypass with autogenous great asphenous vein
- Cross-over control
- crossover critical exponent
- cross over design
- crossover effect
- crossover equation of state
- crossover marketing
- crossover network
- crossover network, frequency dividing network
- crossover operator
- cross-over point
- crossover probability method
- crossover service
- crossover subs
- crossover time
- cross-over value
- cross partition
- cross phase modulation