YD/T 1159-2001.Test Methods of Optical Wavelength Division Multiplexing (WDM) System.1范围YD/T 1159规定了单纤单向应用的光波分复用系统技术指标和性能要求的测...
YD/T 1166-2001.Technical Requirements for STM - 64 Regenerative Repeater.1范围YD/T 1166适用于9953 280 kbit/s 速率的SDH光缆传输系统中的再生中继设备。规定了适...
YD 5010-1995.一、YD 5010是为了贯彻邮电部、建设部、邮部联[1992]488号《关于在城市建设中进一步搞好通信设施及管线配套建设的联合通知》精神...
YD 5009-1995.Provisfonal Technical Specificatiens lor Coastroction and Acceptance of Postal Equlpment Inst llaton Project.1.总则1.0.1为适应邮政通信工程建设的需要，加...
YD 5007-2003.Communication Conduit and Passage Engineering Designing Standard.1总则1.0.1YD 5007适用于新建的本地电话网的配线、局间中继线、长途进局线以及高...
YD 5004-1994.Standards of Engineering Design for Digital Microwave Relay Telecomunication System(PDH Part).1总则1.0.1YD 5004适用于新建PDH制式的数字微波接力通信工程...
YD 1032-2000.Limits and measurement methods of electromagnetic compatibility for 900/1 800 MHz digital cellular telecommunications system - Part 1 :Mobile station and ancillary equi...
YD 5020-1996.Standards of Engineering Design fσr Digital Synchronization Network.1总则1.0.1YD 5020规定适用于新建、书建数字同步网工程设计。1.0.2数字程控交换...
YD 5013-1995.Technical Specific ltlons for the Desigo o{ the Posts Center Project.1.总则1.0.1根据邮电部邮政实施中心局体制的技术政策,为了建设邮件处理中心...
YD 5014-1995.Technical specification of digital multiplxer equipment installation and acceptance.1总则1.0.1YD 5014为2Mbit/s系列准同步数字复用设备(包括脉冲编码调制...
