Code of China Chinese Standard Classification Professional Classification ICS Classification Latest
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Position: Search valid to be valid superseded to be superseded abolished to be abolished
Standard No. Title Price(USD) Delivery Status Add to Cart
YD 5077-1998 Accepting Specifications for SPC Exchange Installation Engineering $1544.00 via email in 1~5 business day superseded
YD 5077-2014 Accepting Specification for PSTN Installation Engineering $900.00 via email in 1~10 business day valid
YD 5077-2014 Accepting Specification for PSTN Installation Engineering $900.00 via email in 1~10 business day valid
YD 5078-1998 Specifications on Lightning Protection for Power Supply System in Engineering of Telecommunications $390.00 via email in 1~5 business day superseded
YD 5079-1999 Acceptance Specification of Equipment Installation Engineering for Telecommunications Power Supply $1304.00 via email in 1~5 business day superseded
YD 5079-2005 Acceptance Specification of Equipment Installation Eqgineering for Telecommunications Power Supply $1050.00 via email in 1~5 business day valid
YD 5080-1999 Design Standards on Network Management System of SDH Optical Fiber Cable Telecommunications Project $1344.00 via email in 1~3 business day superseded
YD 5081-1999 Technical Specifications of Digital Cross-Connection (DXC)Equipment For Optical Fiber Cable Telecommunications $855.00 via email in 1~5 business day valid
YD 5082-1999 Drawings Set for Engineering Design & Working of Generic Cabling System for Building and Campus $2100.00 via email in 1~10 business day valid
YD 5083-1999 Interim Provisions for Test of Anti-seismic Performances of Telecommunicaltion Equipment $255.00 via email in 1~3 business day abolished
YD 5083-2005 Specification for Seismic Test of Telecommunications Equipment $80.00 immediately valid
YD 5084-1999 Interim Provisions for Test of Anti-seismic Performances of Digital Program Control Switching Equipment $900.00 via email in 1~5 business day valid
YD 5084-2005 Specification for Seismic Test of Switching Equipment $255.00 via email in 1~3 business day superseded
YD 5084.1-2014 Specification for Seismic Test of Switching Equipment Part l:Program-controlled Digital Telephone Exchange $465.00 via email in 1~5 business day valid
YD 5084.2-2014 Specification for Seismic Test of Switching Equipment Part2 IP Network Switching Equipment $330.00 via email in 1~5 business day valid
YD 5084.3-2015 Specification for Seismic Test of Switching Equipment Part 3:Mobile Communication Core Network Equipment $810.00 via email in 1~5 business day valid
YD 5086-2005 Supervision Specification of Installation Engineering for Digital Mobile Communication Equipment(TDMA) $330.00 via email in 1~5 business day valid
YD 509-1991 Technical requirements of time division multiple access (60Mbit/s) for domestic satellite communication $160.00 via email in 1~3 business day abolished
YD 5091-2000 Interim Provisions for Test of Anti-seismic Performances of SDH Optical Telecommunications Equipment $180.00 via email in 1~3 business day superseded
YD 5091-2005 Specification for Seismic Test of Optical Transmissions Equipment $270.00 via email in 1~3 business day superseded
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