China National Standards

China channeltransmultiplexing GB Standards List

  •  China "channeltransmultiplexing" GB Standards List:
    • Standard  Code Standard Title Standard Class Order
    GB/T 12171-1990 Specification for TDM/FDM 60-channeltransmultiplexing equipments used in the telecommunication network
    TDM/FDM 60路复用转换设备进网要求    		 China National Standards
    channeltransmultiplexing
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