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Title Standard No. Implemented On
Externally-threaded Right Angle Steel Stop Valve CB 596-19901990-12-1
Methods of measurement for radio receivers employing F3E emission used in the mobile servicesGB/T 12193-19901990-8-1
Measurement of shielding effectiveness of high-performance shielding enclosuresGB/T 12190-19901990-8-1
General safety requirements for machining facilitiesGB 12266-19901990-10-1
Tanks and BarrelsJJG 647-19901990-12-1
Safety of machinery--safety distances to prevent danger zones being reached by the uppar limbsGB 12265.1-19971998-2-1
Tables for life testing Tables for {1+1/MSJ/T 11103-19961990-10-1
General Technical Specifications for Outer Tube of Submarine Periscope CB 1210-19901990-12-1
Methods of measurement for pushbutton telephone with pulseGB/T 12195-19901990-8-1
Externally-threaded Right Angle Bronze Stop Valve with Bottom Flange CB 598-19901990-12-1
Measuring method of radio-frequency high potential withstanding voltage for radio frequency coaxial connectorsGB/T 12272-19901990-10-1
Basic environmental testing procedures for nonbroadcasting video cassette tape recordersGB 12199-19901990-8-1
Verification Regulation of Noise DosimetersJJG 655-19901991-1-1
Electrical tests and measuring procedures for radio-frequency coaxial connectors screening effectivenessGB/T 12270-19901990-10-1
Foundation Safety Problems of Nuclear Power Plant HAD 101/12-19901990-2-20
Information processing-Magnetic ink character recognition-Print specificationsGB/T 12184-19901990-8-1
Externally-threaded Right Angle Steel Stop and Check Valve CB 597-19901990-12-1
Technical Conditions for Warship-used Low-light Level Night Vision Device CB 1211-19901990-12-1
Externally-threaded Stop Valve of Stainless Steel CB 1010-19901990-12-1
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