This standard specifies the type parameters, dimensions, technical requirements, test methods, inspection rules, marking, packagin

This standard specifies the general technical conditions for hydraulic systems of mechanical equipment such as metallurgy, rolling

This standard specifies the type and size, technical requirements, test methods, inspection rules, marking, packaging, transportat

This standard specifies the type, parameters, dimensions and technical conditions of peripheral transmission thickeners. This stan

This standard specifies the type and basic parameters, technical requirements, test methods and inspection rules, marking, packagi

This standard specifies the type and basic parameters, technical requirements, inspection methods and rules, marking, packaging, t

This standard specifies the types and basic parameters, technical requirements, inspection rules, marking, packaging, transportati

This standard is mainly a guiding document for the establishment of management information system MRPⅡ in my country's manufacturi