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GB/T 11327.1-1999
Low-frequency telecommunication cables and wires with PVC insulation and PVC sheath--Part 1:General test and measuring methods
GB/T 17801-1999
Interface betweendata terminal equipment(DTE) and data circuit-terminating equipment (DCE) for terminals operating in the packet mode and accessing a packet switched public data network through a public switched telephone network or an integrated service
GB/T 13997-1999
Technical requirement for 2048kbit/s，8448kbit/s，34368kbit/s，139264kbit/s optical line terminals
GB/T 12560-1999
Semiconductor devices--Sectional specification for discrete devices
GB/T 17798-1999
Geo-spatial data transfer format
GB/T 17796-1999
Specifications for provincial boundary surveying and mapping
GB/T 14805.1-1999
Electronic data interchange for administration，commerce and transport (EDIFACT)--Application level syntax rule (Syntax versionnumber:4)--Part 1:Syntax rules common to all parts，together with syntax service directories for each of the parts
GB/T 17626.5-1999
Electromagnetic compatibility--Testing and measurement techniques--Surge immunity test
GB/T 14805.8-1999
Electronic data interchange for administration，commerce and transport(EDIFACT)--Application level syntax rules (Syntax version number:4)--Part 8:Associated data in EDI
GB/T 14805.3-1999
Electronic data interchange for administration，commerce and transport(EDIFACT)--Application level syntax rules (Syntax version number:4)--Part 3:Syntax rules specific to interactive EDI
GB/T 14805.2-1999
Electronic data interchange for administration，commerce and transport(EDIFACT)--Application level syntax rule (Syntax version number:4)--Part 2:Syntax rules specific to batch EDI
GB/T 11590-1999
International data transmission services and optional user facilities in public data networks and ISDNs
GB/T 9043-1999
General technical requirements of gas discharge tubes for the over-voltage protection of telecommunications installations
GB/T 11589-1999
International user classes of service in，and categories of accessto，public data networks and integrated services digital networks(ISDNs)
GB/T 9404-1999
Technical specifications of feeder systems for microwave-relay communication
GB/T 6361-1999
Series of type-spectrums for parabolic antennas used in microwave relay communication systems
GB/T 17797-1999
Technical rules for data interface between topogr-aphic database and geographic name database
GB 9706.4-1999
Medical electrical equipment--Part 2:Particular requirements for the safety of high frequency surgical equipment
GB 13539.3-1999
Low-voltage fuses--Part 3:Supplementary requirements for fuses for use by unskilled person(fuses for mainly for household and similar application)
GB 9706.15-1999
Medical electrical equipment--Part 1:General require-ments for safety--1.Collateral standard:Safety requirements for medical electrical systems
