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Replaced by JB/T 6519-2005 JB/T 6519-1992 Technical requirements for large and medium-sized three-phase asynchronous motors for fa
JB/T 6518-1992 Basic technical requirements for large DC motors for rolling mills JB/T6518-1992 standard download decompression pa
JB/T 6517-1992 Technical conditions for hydrogen oil water control system JB/T6517-1992 standard download decompression password:
This standard specifies the product classification, technical requirements, test methods, inspection rules, marking and instructio
This standard specifies the product classification, technical requirements, test methods, inspection rules, marking, labeling and
This standard specifies the product classification, technical requirements, test methods, inspection rules, marking, instruction m
This standard specifies the manufacturing and acceptance requirements for spiral finned tubes that are formed by winding tubes and
This standard specifies the technical requirements, test standards, acceptance rules, manufacturing, installation, packaging, mark