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
- hypercentral
- hypercentral group
- hypercentral sequence
- hyperchaos
- hypercharacteristic subgroup
- hypercharge
- hyperchromatic lens
- hyperchrome
- hyperchrome; hyperchromic group
- hyperchromic effect
- hyperchromic effect, hyperchromicity
- hyperchromic group
- hyperchromicity
- hypercircle
- hypercircle method
- hypercircumference
- hypercoagulable
- hypercohomology
- hypercohomology functor
- hypercohomology module
- hypercolor
- hypercolumn
- hypercommutativity
- hypercompact
- hypercompanion matrix