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	GB/T 13858.1-1992 Specification for colour TV modulation and demodulation equipment(1TV+4 sound program)used in middle distance terrestrial analog radio-relay systems - 英文版
	GB/T 13628-1992 Nuclear reactor use of the protection system for non-safety purpose - 英文版
	GB/T 13410-1992 The technical specifications of turbochargers used for marine diesel engines - 英文版
	GB/T 13394-1992 Letter symbols to be used in electrical technology--Symbols for quantities to be used for rotating electrical machines - 英文版
	GB/T 6820-1992 Synthetic ethanol for industrial use - 英文版
	GB/T 2092-1992 Sebacic acid for industrial use - 英文版
	GB/T 13166-1991 Design margin and abuse tests for electronic measuring instruments - 英文版
	GB/T 13137-1991 Specification for 12-channel telephone carrier terminal equipment used on the symmetric pains of 2.6/9.5 mm coaxial cable - 英文版
	GB 13116-1991 Hygienic standard for polycarbonate resin used as foodcontainers and packaging materials - 英文版
	GB 13115-1991 Hygienic standard for unsaturated polyester resin and glass fibre reinforced plastics used asfood containers and packaging materials - 英文版
	GB 13114-1991 Hygienic standardfor polyethylene terephthalate resin used as food containers and packaging materials - 英文版
	GB 13113-1991 Hygienic standard for polyethylene terephthalate products used as food containers and packagingmaterials - 英文版
	GB/T 12934-1991 Marine oil-free air compressor for control use--Technical specifications - 英文版
	GB/T 12810-1991 Laboratory glassware--Volumetric glassware--Methods for use and testing of capacity - 英文版
	GB/T 12795-1991 Fixed capacitors for use in electronic equipment--Part 15:Blank detail specification--Tantalum capacitors with non-solid electrolyte and porous anode--Assessment level E - 英文版
	GB/T 12794-1991 Fixed capacitors for use in electronic equipment--Part 15:Blank detail specification--Tantalum capacitors with non-solid electrolyte and foil electrode--Assessment level E - 英文版
	GB/T 12688.6-1990 Styrene for industrial use--Determination of trace sulfur--Oxidative micro-coulometric method - 英文版
	GB/T 12630-1990 Thin epoxide woven glass fabric copper-clad laminated sheet， general purpose grade， for use in the fabrication of multilayer printed boards - 英文版
	GB/T 12629-1990 Thin epoxide woven glass fabric copper-clad laminated sheet of defined flammability for use in the fabrication of multilayer printed boards - 英文版
	GB/T 12480-1990 Rain proof performance test mothod for buses - 英文版
	GB/T 12401-1990 Specificationof antenna (including feed network) and servo system used in domestic satellitecommunication earth stations - 英文版
	GB/T 12277-1990 Fixed resistors for use in electronic equipment--Part 7:Blank detail specification--Fixed resistor networks in which not allresistors are individually measurable--Assessment level E - 英文版
	GB/T 12276-1990 Fixed resistors for use in electronic equipment--Part 7:Sectional specification--Fixed resistor networks in which not all resistors are individually measurable - 英文版
	GB/T 12193-1990 Methods of measurement for radio receivers employing F3E emission used in the mobile services - 英文版
	GB/T 12192-1990 Methods of measurement for radio transmitters employing F3E emission used in the mobile services - 英文版
	GB/T 12185-1990 General specification for exciter used to MW AM broadcast transmitter - 英文版
	GB/T 12171-1990 Specification for TDM/FDM 60-channeltransmultiplexing equipments used in the telecommunication network - 英文版
	GB/T 12163-1990 Lead shielding units for 50 and 100 mm thick walls used for protection against ionizing radiation - 英文版
	GB 12048-1989 Requirements for clock and synchronization equipment used in the digital network - 英文版
	GB/T 11712-1989 Dose conversion factors for use in protection against X，γ-ray external radiation - 英文版

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