YD/T 1448-2006.General Technical Requirements for Broadband Customer Network Bas...

行业标准2023.08.09

YD/T 1411-2007.Testing Methods of 2GHz TD-SCDMAWCDMA Digital Cellular Mobile Com...

行业标准2023.08.09

YD/T 2248-2015.Interface requirements of information security management system...

行业标准2023.08.09

YD/T 2053-2016.Security protection testing requirements for the domain name syst...

行业标准2023.08.09

YD/T 2191.10-2016.Installation and mitigation guidelines of electromagnetic comp...

行业标准2023.08.09

YD/T 2052-2015.Security protection requirements for the domain name system.1范围YD...

行业标准2023.08.09

YD/T 1997.3-2015.Drop optical fibre cables for telecommunication Part3:Pre-termi...

行业标准2023.08.09

YD/T 2405-2015.Interface standard of information security management system forI...

行业标准2023.08.09

YD/T 2378-2011.240V direct current power supply system for te | ecommunications....

行业标准2023.08.09

YD/T 2344.2-2015.LiFePO4 battery system for telecommunications Part2: Discrete b...

行业标准2023.08.09