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
- trinomen
- trinomial
- trinomial coefficient
- trinomial equation
- trinomial expression
- trinomial identity
- trinomial nomenclature
- trinomial square
- trinomial triangle
- trinominal name
- trioacylglycerol
- trioctahedron
- trioctylamine
- triode
- triode sputtering
- Trio in Leo
- triolein
- triomino
- trion
- Triones
- triorthogonal
- triorthogonal code
- triorthogonal system of surfaces
- triose
- triose phosphate isomerase