YD通讯标准 - 第 257

YD/T 5162-2017 通信管道横断面图集

YD/T 5162-2017.Transect Drawing Gallery of Communication Conduit. 1总则 1.0.1 “通信管道横断面图集”(以下简称图集),是规范通...

09月01日

YD/T 3099-2016.Air interface technical requirement for cdma2000 circuit switched and E-UTRAN interwo...

09月01日

YD/T 3111-2016.Ambient noise rejection performance requirement and test method for communication ter...

09月01日

YD/T 3113-2016.Maintenance requirements for co-construction and sharing the telecommunication infras...

09月01日

YD/T 3114-2016.Intelligent optical distribution network-Management technical requirements. 1范围 YD/T ...

09月01日

YD/T 3115-2016.Intelligent optical distribution network-Management terminal technical requirements. ...

09月01日

YD/T 3089-2016.336V Direct current power supply system for telecommunication. 1范围 YD/T 3089规定了通信用336...

09月01日

YD/T 3090-2016.Wall-mounted power system for telecommunications. 1范围 YD/T 3090规定了通信用壁挂式电源系统(以下简称“壁挂式...

09月01日

YD/T 3091-2016.The assessment requirements and methods of online running 240V/336V DC system for tel...

09月01日

YD/T 3092-2016.Technical requirements and test methods for earthing copper board assembly of telecom...

09月01日