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    YD/T 2000.1-2009 Integrated optical path devices based on planar lightwave circuit. Part 1: Optical power splitter based on PLC technology

    China Telecommunication - YD Standards

    YD/T 2028-2009 General technical specification for keyword-based internet addressing

    China Telecommunication - YD Standards

    YD/T 2006-2009 Technical requirements and test methods of VMUX

    China Telecommunication - YD Standards

    YD/T 2048-2009 Technical requirement for security of digital subscriber line access multiplexer (DSLAM)

    China Telecommunication - YD Standards

    YD/T 943.4-2009 Radio-frequency coaxial connector. Part 4: Type T5.1 (C5)

    China Telecommunication - YD Standards

    YD/T 1526.3-2009 Technical specifications of single fiber bi-directional triplexer optical transceiver for access network. Part 3: Single fiber bi-directional triplexer optical transceiver for GPON ONU

    China Telecommunication - YD Standards

    YD/T 2038-2009 Key management of end-to-end data communication for application in mobile network

    China Telecommunication - YD Standards

    YD/T 2039-2009 Authentication mechanism of end-to-end data communication for application in mobile network

    China Telecommunication - YD Standards

    YD/T 1734-2009 Security protection requirements for mobile telecommunication network

    China Telecommunication - YD Standards

    YD/T 2064-2009 Specification of sharp positive-edged pulse desulphating equipment for lead-acid batteries for telecommunications

    China Telecommunication - YD Standards

    YD/T 1973.2-2009 800MHz/2GHz cdma2000 digital cellular mobile telecommunication network multimedia domain equipment test method. Part 2: User data equipments

    China Telecommunication - YD Standards

    YD/T 2034.1-2009 Testing methods for IP video terminal equipment. Part 1: Terminal based on ITU-T H.323 recommendation

    China Telecommunication - YD Standards

    YD/T 2000.2-2009 Integrated optical path devices based on planar lightwave circuit. Part 2: DWDM filter based on AWG technology

    China Telecommunication - YD Standards

    YD/T 2051-2009 Test methods of security for access network equipment. Passive optical network (PON)

    China Telecommunication - YD Standards

    YD/T 1977-2009 Measurement method for radiated RF power and receiver performance of 2GHz TD-SCDMA mobile stations

    China Telecommunication - YD Standards

    YD/T 1979.1-2009 Technical requirements of roaming from 3G to 2G network and from 3G to 3G network managed by different operators. Part 1: Roaming from TD-SCDMA to GSM/GPRS network and roaming from TD-SCDMA to TD-SCDMA network

    China Telecommunication - YD Standards

    YD/T 2010-2009 Technical requirements of services based on the unified IMS multimedia conferencing service (Release 1)

    China Telecommunication - YD Standards

    YD/T 1978-2009 Measurement method for radiated RF power and receiver performance of 2GHz WCDMA mobile stations

    China Telecommunication - YD Standards

    YD/T 1973.4-2009 800MHz/2GHz cdma2000 digital cellular mobile telecommunication network multimedia domain equipment test method. Part 4: Multimedia resource equipments

    China Telecommunication - YD Standards

    YD/T 943.3-2009 Radio-frequency coaxial connector. Part 3: Type T2.8 (C3)

    China Telecommunication - YD Standards

    YD/T 1990-2009 General technical requirements for optical transport network

    China Telecommunication - YD Standards

    YD/T 2009-2009 Technical requirement of services based on the unified IMS customized multimedia ringing service (Release 1)

    China Telecommunication - YD Standards

    YD/T 2005-2009 The technical specifications for optical transceivers of fiber channel

    China Telecommunication - YD Standards

    YD/T 1983-2009 Test method for ISC/Ma interface in IMS system in mobile communication network

    China Telecommunication - YD Standards

    YD/T 2041-2009 Security test specification of IPv6 network device. Broadband network access server

    China Telecommunication - YD Standards

    YD/T 2023-2009 The general technique requirements of service quality monitor system in Multi-carrier internet

    China Telecommunication - YD Standards

    YD/T 2029-2009 Softwire based mesh framework for internet IPv6 transition

    China Telecommunication - YD Standards

    YD/T 2046-2009 Technical requirements for security of xDSL CPE

    China Telecommunication - YD Standards

    YD/T 1258.3-2009 The series of indoor optical fiber cables. Part 3: Simplex and duplex cable for use in premises cabling

    China Telecommunication - YD Standards

    YD/T 2056-2009 Maintenance of protective measures for telecom installations

    China Telecommunication - YD Standards

    YD/T 1736-2009 Security protection requirements for internet

    China Telecommunication - YD Standards

    YD/T 2055-2009 Technical requirements of content filter based on broadband network access server

    China Telecommunication - YD Standards

    YD/T 2054-2009 Technical requirements of content filter based on WAP gateway

    China Telecommunication - YD Standards

    YD/T 2057-2009 General requirements of safety management for telecommunication room

    China Telecommunication - YD Standards

    YD/T 1998.2-2009 Technical specification of single fiber bi-directional subassembly for access network. Part 2: Optical subassembly for GPON

    China Telecommunication - YD Standards

    YD/T 2050-2009 Technical requirements for security of passive optical network (PON) equipment

    China Telecommunication - YD Standards

    YD/T 2063-2009 Power distribution unit for telecommunications (PDU)

    China Telecommunication - YD Standards

    YD/T 1972.3-2009 Technical requirements for 800MHz/2GHz cdma2000 digital cellular mobile telecommunication network multimedia domain equipment. Part 3: Inter-working equipments

    China Telecommunication - YD Standards

    YD/T 2008-2009 Technical requirement for services based on the unified IMS. Customized multimedia alerting service (Release 1)

    China Telecommunication - YD Standards

    YD/T 2060-2009 AC power distribution and lightning protection cabinet for telecommunication base station

    China Telecommunication - YD Standards

    YD/T 1984-2009 Technical requirements for IMS system equipments in mobile communication network

    China Telecommunication - YD Standards

    YD/T 2022-2009 Technical requirements for time synchronization equipment

    China Telecommunication - YD Standards

    YD/T 1744-2009 Security peotection requirements for transport network

    China Telecommunication - YD Standards

    YD/T 2025-2009 Architecture of internet application awareness system

    China Telecommunication - YD Standards

    YD/T 1737-2009 Security peotection test requirements for internet

    China Telecommunication - YD Standards

    YD/T 1988-2009 Mobile multimedia broadcast service. Service platform test methods

    China Telecommunication - YD Standards

    YD/T 2019.1-2009 Test method for broadband customer network equipment based on public telecommunication network. Part 1: Gateway

    China Telecommunication - YD Standards

    YD/T 2062-2009 Emergency power supply for telecommunications

    China Telecommunication - YD Standards

    YD/T 2003-2009 Technical requirements for reconfigurable optical add multiplexing (ROADM) equipment

    China Telecommunication - YD Standards

    YD/T 1995-2009 Test method for access network equipment gigabit-capable passive optical network (GPON)

    China Telecommunication - YD Standards

    YD/T 1975-2009 Test methods for 800MHz/2GHz cdma2000 digital cellular mobile telecommunication network broadcast-multicast service equipment. Access network

    China Telecommunication - YD Standards

    YD/T 1981-2009 Testing methods for Mg/Mi/Mj/Mk/Mw/Gm interface in IMS system in mobile communication network

    China Telecommunication - YD Standards

    YD/T 1994.1-2009 Remote management technical requirements for access network CPE. Part 1: General requirement

    China Telecommunication - YD Standards

    YD/T 1989-2009 Test method for air interface of 1800MHz SCDMA broadband wireless access system

    China Telecommunication - YD Standards

    YD/T 1745-2009 Security protection testing requirements for transport network

    China Telecommunication - YD Standards

    YD/T 1986-2009 Technical requirements for Cx/Dx/Sh interfaces in IMS system of mobile communication network

    China Telecommunication - YD Standards

    YD/T 2044-2009 Security test methods for IPv6 network equipments. Edge router

    China Telecommunication - YD Standards

    YD/T 2033.3-2009 Testing methods for IP video terminal equipment. Part 3: Multipoint control unit

    China Telecommunication - YD Standards

    YD/T 1987-2009 Testing methods for Cx/Dx/Sh interfaces in IMS system of mobile communication network

    China Telecommunication - YD Standards

    YD/T 1985-2009 Testing methods for IMS system equipments of mobile telecommunication network

    China Telecommunication - YD Standards

    YD/T 2007-2009 Function and architecture for the unified IMS (Release 1)

    China Telecommunication - YD Standards

    YD/T 1980-2009 Technical requirements for Mg/Mi/Mj/Mk/Mw/Gm interface in IMS system in mobile communication network

    China Telecommunication - YD Standards

    YD/T 1982-2009 Technical requirements for ISC/Ma interface in IMS system in mobile communication network

    China Telecommunication - YD Standards

    YD/T 2014-2009 Requirements of unified communications services

    China Telecommunication - YD Standards

    HG/T 3311-2009 Determination of the thermal stability of poly (vinyl chloride) resins. Absorption of hydrogen chloride in water method

    China Chemical Industry - YD Standards

    HG/T 2229-2009 Water treatment chemicals. Maleic anhydride-acrylic acid copolymer

    China Chemical Industry - YD Standards

    HG/T 3061-2009 Rubber compounding ingredients. Silica, precipitated, hydrated

    China Chemical Industry - YD Standards

    HG/T 4120-2009 Calcium hydroxide for industrial use

    China Chemical Industry - YD Standards

    HG/T 2965-2009 Disodium hydrogen phosphate for industrial use

    China Chemical Industry - YD Standards

    HG/T 2833-2009 Zinc dihydrogen phosphate for industrial use

    China Chemical Industry - YD Standards

    HG/T 2831-2009 Manganese dihydrogen phosphate for industrial use

    China Chemical Industry - YD Standards

    HG/T 2778-2009 High pure hydrochloric acid

    China Chemical Industry - YD Standards

    HG/T 2767-2009 Sodium dihydrogen phosphate for industrial use

    China Chemical Industry - YD Standards

    HG/T 3585-2009 Sodium borohydride for industrial use

    China Chemical Industry - YD Standards

    SH/T 1494-2009 Determination of carbonyls in C4 hydrocarbons. Volumetric method

    China Petrochemical Industry - YD Standards

    GB/T 24668-2009 Agricultural and forestry tractors and Implements - Hydraulic power beyond

    China National - YD Standards

    QC/T 816-2009 Specification of mobile hydrogen refueling vehicles

    China Automobile & Vehicle industry - YD Standards

    GB/T 7894-2009 Fundamental technical specifications for hydro generators

    China National - YD Standards

    GB/T 24655-2009 Agricultural tractors - Remote control hydraulic cylinders for trailed implements

    China National - YD Standards

    HJ 482-2009 Ambient air. Determination of sulfur dioxide. Formaldehyde absorbing-pararosaniline spectrophotometry

    China Environmental Protection Industry - YD Standards

    HJ 479-2009 Ambient air. Determination of nitrogen oxides. N-(1-Naphthyl) ethylene diamine dihydrochloride spectrophotometric method

    China Environmental Protection Industry - YD Standards

    GB/T 3393-2009 Ethylene and propylene for industrial use - Determination of trace hydrogen - Gas chromatographic method

    China National - YD Standards

    GB/T 17396-2009 Hot-rolled seamless steel tubes for hydraulic pillar service

    China National - YD Standards

    GB/T 24499-2009 Technology glossary for gaseous hydrogen, hydrogen energy and hydrogen energy system

    China National - YD Standards

    GB 24568-2009 Calcium hydrogen phosphate for tooth-paste industry

    China National - YD Standards

    GB/T 6730.67-2009 Iron ores - Determination of arsenic content - Hydride generation atomic absorption spectrometric method

    China National - YD Standards

    GB/T 16942-2009 Hydrogen for electronic industry

    China National - YD Standards

    GB/T 9649.20-2009 Terminology classification and code of geology and mineral resources - Part 20: Hydrogeology

    China National - YD Standards

    GB/T 24368-2009 Test method for hydrophobic contamination on glass by contact angle measurement

    China National - YD Standards

    GB/T 15972.55-2009 Specifications for optical fibre test methods - Part 55: Measurement methods and test procedures for environmental characteristics-hydrogen aging

    China National - YD Standards

    GB/T 24301-2009 Hydrogenated castor oil

    China National - YD Standards

    HJ 485-2009 Water quality. Determination of copper. Sodium diethydlthiocabamate spectrophotometric method

    China Environmental Protection Industry - YD Standards

    HJ 478-2009 Water quality. Determination of polycyclic aromatic hydrocarbons. Liquid-liquid extraction and solid-phase extraction followed by high performance liquid chromatographic method

    China Environmental Protection Industry - YD Standards

    JGJ 183-2009 Technical specification for safety of hydraulic lifting integral scaffold

    China Building & Construction - YD Standards

    JT/T 753-2009 Le Chatelier for determining of hydraulic cement

    China Highway & Transportation - YD Standards

    DL/T 5407-2009 Construction specification of inclined shaft and vertical shaft for hydropower and water resources engineering

    China Electricity & Power - YD Standards

    DL/T 5431-2009 Specification for hydrologic computation of hyower and water resources

    China Electricity & Power - YD Standards

    DL/T 5230-2009 Technical guide for rotor assembly in site of hydro-generators

    China Electricity & Power - YD Standards

    DL/T 5210.6-2009 Specification for construction quality acceptance and evaluation of electric power construct. Part 6: The equipment and the system with the water treatment and hydrogen generation

    China Electricity & Power - YD Standards

    DL/T 5419-2009 Specification for water and soil conservation technical schemes of hydropower project

    China Electricity & Power - YD Standards


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