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  •  China "YD" Standards List:
    • Standard  Code Standard English Title Standard Class Order
    YD 5048-1997 Standard for Cherk and Acceptance of Telecommunications Facilites in Civic Residential District and Office Buildinge

    China Telecommunication - YD Standards
    SN/T 0631-1997 Rule of inspection of dehydrated mushrooms for export

    China Import Export Inspection - YD Standards
    YD/T 911-1997 Networking technical requirement for the Ku band domestic satellite communication system

    China Telecommunication - YD Standards
    YD/T 910.4-1997 900/1800MHz TDMA Digital Cellular Mobile Telecommunication Network Technical Specification of Mobile Application Part (MAP) (Phase 2)

    China Telecommunication - YD Standards
    YD/T 910.3-1997 900/1800MHz TDMA Digital Cellular Mobile Telecommunication Network Technical Specification of Mobile Service Switching Center-Base Station Subsystem Interface (Phase 2)

    China Telecommunication - YD Standards
    JG/T 3040.2-1997 Flush device of water closet. Hydraulic pressure slow-close type fype flush valve

    China Building & Construction - YD Standards
    JG/T 3040.1-1997 Flush device of water closet. Fittings of hydraulic water tank

    China Building & Construction - YD Standards
    HG 2865-1997 Hydraulic brake rubber cups for automobiles

    China Chemical Industry - YD Standards
    YDN 030.2-1997 Code number and dialing procedure of universal personal telecommunication, wide area Centrex switch (WAC), vote of telephone (VOT) and mass calling (MAS) services (internal standard)

    China Telecommunication - YD Standards
    YDN 030.1-1997 Implications and process of universal personal telecommunication, wide area Centrex switch (WAC), vote of telephone (VOT) and mass calling (MAS) services (internal standard)

    China Telecommunication - YD Standards
    YD/T 906-1997 A real time control protocol for simplex applications using LSD/HSH/MLP channels of fram structure for A64TO 1920kbit/s channel in audiovisual teleservices

    China Telecommunication - YD Standards
    YD/T 905-1997 Multipoint control units for audiovisual systems using digital channels up to 1920kbit/s

    China Telecommunication - YD Standards
    YD/T 828.39-1997 Methods of measurement for equipment used in digital microwave transmission systems. Part 3: Measurements on satellite earth stations.Section 9: Terminal equipment SCPC-PSK

    China Telecommunication - YD Standards
    YD/T 828.37-1997 Methods of measurement for equipment used in digital microwave transmission systems. Part 3: Measurements on satellite earth stations.Section 7:Figure-of-merit of receiving system

    China Telecommunication - YD Standards
    YD/T 828.32-1997 Methods of measurement for equipment used in digital microwave transmission systems. Part 3: Measurements on satellite earth stations.Section 2: Antenna

    China Telecommunication - YD Standards
    YD/T 828.311-1997 stations. Section 11: Service channel equipment for SCPC-PSK transmission

    China Telecommunication - YD Standards
    YD/T 828.29-1997 Methods of measurement for equipment used in digital microwave transmission systems. Part 2: Measurements on terrestrial redio-relay systems.Section 9: Service channels

    China Telecommunication - YD Standards
    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

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