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JB/T 8708-1998 JB/T 8708-1998 Technical requirements for 300~600MW steam turbine generator rotor forgings without center hole JB/T
JB/T 8707-1998 This standard specifies the technical requirements, inspection rules, test methods, certificates and marks of vacuu
JB/T 8706-1998 This standard specifies the technical requirements, inspection rules and test methods, certificates and marks of va
JB/T 8705-1998 JB/T 8705-1998 Technical requirements for rotor forgings without center hole for steam turbine generators below 500
This standard specifies the basic parameters, technical requirements, test methods, inspection rules, marking, packaging, transpor
This standard specifies the series, basic parameters, technical requirements, test methods, inspection rules, marking, packaging,
JB/T 8702-1998 JB/T 8702-1998 Rooftop air-cooled air conditioner (heat pump) unit JB/T8702-1998 Standard download decompression pa
JB/T 8700-1998 This standard specifies the type, basic parameters, technical requirements, test methods, inspection rules, marking