YD/T 2322-2011.AC Power distributing cabinet for data equipment.1范围YD/T 2322规定了数...

行业标准2023.08.05

YD/T 5092-2010.Design Specification for Wave length Division Multiplexing (WDM)...

行业标准2023.08.05

YD/T 5116-2005.Specifications of Engineering Design for Mobile Short Message Cen...

行业标准2023.08.05

YD/T 2301.1-2011.Information and communications convergence services specificati...

行业标准2023.08.05

YD/T 2321-2011.Technical requirements and testing methods for converting mode so...

行业标准2023.08.05

YD/T 2319-2011.Technical requirements and test methods for network cabinet of da...

行业标准2023.08.05

YD/T 5186-2010.Design Specification of Outdoor Cabinets Installation for Telecom...

行业标准2023.08.05

YD/T 5183-2010.Specification Architeeture for Construction of T elecommunication...

行业标准2023.08.05

YD/T 5185-2010.Provisional Design Specifications for IP multimedia subsystem( IM...

行业标准2023.08.05

YD/T 2301.2-2011.Information and communication convergence services specificatio...

行业标准2023.08.05