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QB/T 2441.1-1999 Cutting pliers Diagonal cutting pliers QB/T2441.1-1999 Standard download decompression password: www.bzxz.net
This standard specifies the product classification, technical requirements, test methods, inspection rules and marking, packaging,
This standard specifies the product classification, technical requirements, test methods, inspection rules and marking, packaging,
This standard specifies the product classification, technical requirements, test methods, inspection rules and marking, packaging,
This standard specifies the size series of round glass for watch cases. This standard applies to the round glass series of watch c
This standard specifies the test method for the starting torque of sewing machine heads. This standard applies to the starting tor
This standard specifies the technical requirements, test methods and inspection rules for ethyl acetate. This standard applies to
This standard specifies the technical specifications of neutral paraffin paper. This standard applies to neutral paraffin paper us