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This standard specifies the type and basic parameters, requirements, test methods, inspection rules, marking, packaging, transport
This standard specifies the classification, safety technical requirements, test methods, inspection rules and markings of air comp
This standard specifies the evaluation index and calculation method of the process effect of coal crushing equipment. This standar
This standard applies to the test of the liquid level indicator (hereinafter referred to as the indicator) used in the liquid tank
This standard specifies the product classification, basic parameters, technical requirements, test methods, inspection rules, mark
This standard specifies the technical requirements, test methods and judgment rules for the periodic test of steel wire ropes used
This standard specifies the product classification, technical requirements, test methods, inspection rules, marking, packaging, tr
This standard specifies the type, classification, basic parameters, technical requirements, test methods, inspection rules, markin