YD 5083-2005.Specification for Seismic Test of Telecommunications Equipment. 1总则 1.0.1为贯彻执行《中华人民共和国防震减灾法》和地震工作以“预防为主”的方针,更好地实施《信息产业部负责实施的行政许可项目及其条件、程序

YD 5137-2005.Designing Specification For Local Communication Line Engineering. 1总则 1.0.1《本地通信线路工程设计规范》(简称本规范)适用于本地的中继和接人线路的新建工程设计。对于扩建、改建及其他通信线路工程,也可参

YD 5133-2005.Provisional Supervision Specification of Installation Engineering for Mobilc Communication Steel Tower and Mast. 1总则 1.0.1 为规范移动通信钢塔桅工程施工

YD 5126-2005.Provisional supervision Specification of installation Engineering for Telecommunications Equipment Power Supply. 1总则 1.0.1为规范通信电源设备安装工程施工

YD 5125-2005.Provisional Supervision Speeification of Installation Engincering for Conmunication Equipment. 1.总则 1.0.1为规范通信设备安装工程施工 监理工作的内容、规划、程序和方法,以

YD 5123-2005.Provisional Specification of Engineering Supervisionfor Long Haul Optical Fiber Cable Linc. 1总则 1.0.1 为规范长途通信光缆线路工程施工监理工作的内容、规划、程序和方法，以实现

YD/T 5152-2007.Acceptance Specification of Optical Fiber Cable in the Leading in Room. 1总则 1.0.1YD/T 5152是新建通信机房光缆进线室土建工艺、铁架安装施工质量检验随工验收和竣工验收的依据。本规定适用

YD 5096-2003.Interim Provisions for Test of Anti-seismic Performances of Power Supply Equipment for Telecommunications. 1总则 1.0.1YD 5096适用于通信用电源设备中的通信

YD 5100-2005.Specification for Seismic Test of Mobile Telecommunication Base Transceiver Station Equipment. 1总则 1.0.1为贯彻执行“中华人民共和国防震减灾法”和地震工作以“预防为主”的方

YD 5104-2003.Specifications on Engineering Design for 900/1800MHz TDMA Digital Cellular Mobile Communication System. 1总则 1.0.1YD 5104规范适用于900/1800MHzT