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
- dural venous sinus
- Durand Line
- Durando
- Durango
- Duranti, Luciana
- duration
- duration calculus
- duration of annular phase
- duration of eclipse
- duration of foreigners stay in China
- duration of forensic expertise
- duration of pulse
- duration of totality
- duration of view
- duration of vision
- Durban
- Durban Conference
- Durban International Film Festival
- Durban Port
- Durbin-Watson test
- durchgriff
- Durchmusterung
- durchmusterung
- Du Renjie
- Du Ren Shi