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  •  China "YD" Standards List:
  • Standard  Code Standard English Title Standard Class Order
    YD/T 828.26-1997 Methods of measurement for equipment used in digital microwave transmission systems Part 2: Measurements on terrestrial radio-relay systems Section 6: Protection switching

    China Telecommunication - YD Standards

    YD/T 902-1997 Test method of STM-1, STM-4, STM-16 regenerative trunk equipments

    China Telecommunication - YD Standards

    YD/T 900-1997 Technical requirement for SDH equipment - clock

    China Telecommunication - YD Standards

    YD/T 891-1997 Interface between data terminal equipment (dte) and data circuit-terminating equipment (dce) for public data networks providing frame relay data transmission service by dedicated circuit

    China Telecommunication - YD Standards

    YD/T 886-1997 Halogen-free flame retardant formed cable

    China Telecommunication - YD Standards

    YDN 034.4-1997 ISDN subscribers - specification for network interfaces. Part 4 Technical specifications for supplementary services (internal standard)

    China Telecommunication - YD Standards

    YDN 034.3-1997 ISDN subscribers - specification for network interfaces Part 3: Technical specifications for third-layer basic call control (internal standard)

    China Telecommunication - YD Standards

    YDN 034.2-1997 ISDN subscribers - specification for network interfaces Part 2: Technical specifications for data link layers (internal standard)

    China Telecommunication - YD Standards

    YDN 034.1-1997 ISDN subscribers - specification for network interfaces Part 1: Technical specification for physical layers

    China Telecommunication - YD Standards

    YD 5038-1997 Specification of Acceptance for Point to Multipoint Microwave Equipment Installation Engineering

    China Telecommunication - YD Standards

    YD 5031-1997 Standards of Engineering Design for Point to Multipoint Microwave Telecommunication System

    China Telecommunication - YD Standards

    HG/T 2865-1997 (Automobile hydraulic brake rubber cup)

    China Chemical Industry - YD Standards

    JJG(YD)039-1997 (Stable source verification procedures)

    China Metrological - YD Standards

    JJG(YD)038-1997 (Optical time domain reflectometer (OTDR) test procedures)

    China Metrological - YD Standards

    JJG(YD)036-1997 (Radio communication tester test procedures)

    China Metrological - YD Standards

    JJG(YD)035-1997 (Digital radio test system test procedures)

    China Metrological - YD Standards

    DL/T 5081-1997 Specifications for design of automation of hydroelectric powerplants

    China Electricity & Power - YD Standards

    SH/T 0644-1997 Aviation hydraulic oils. Test method of low temperature stability

    China Petrochemical Industry - YD Standards

    SY/T 7506-1996 Natural gas. Determination of carbon dioxide content. Barium hydroxide method

    China Oil & Gas Industry - YD Standards

    DL/T 607-1996 Test on water leakage or hydrogen leakage of Steam-turbine Generator

    China Electricity & Power - YD Standards

    YD/T 878-1996 Requirement for networking of 64kbit/s cross connection equipment at 2048kbit/s access port

    China Telecommunication - YD Standards

    YD/T 877-1996 Technical requirement for electric interfaces of synchronous digital hierarchy (SDH) multiplexing equipments and systems

    China Telecommunication - YD Standards

    YD/T 882-1996 Main technical requirement for STM-1, STM-4, STM-16 regenerative trunk equipments

    China Telecommunication - YD Standards

    YD/T 881-1996 Technical conditions of communication cable junction box

    China Telecommunication - YD Standards

    YD/T 880-1996 Performance management of Q3 interface

    China Telecommunication - YD Standards

    YD/T 879-1996 Alarm monitoring of Q3 interface

    China Telecommunication - YD Standards

    YD/T 876-1996 Technical requirement for integrated transmission telecommunication services in subscriber access network

    China Telecommunication - YD Standards

    YD/T 855.22-1996 900MHz TDMA digital cellular mobile communication network. Specifications for physical layer of wireless interface

    China Telecommunication - YD Standards

    JJG 916-1996 Verification Regulation of Gas-Sensitive Chromatograph for Measuring Trace Hydrogen

    China Metrological - YD Standards

    YD/T 874-1996 Management of open system interconnection (OSI) for data communication network Specification of public management information protocol

    China Telecommunication - YD Standards


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