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This standard specifies the product classification, technical requirements, test methods, inspection rules and marking, packaging,
This standard specifies the requirements and inspection methods for cup-shaped concealed hinges and their mounting bases (the moun
This standard specifies the technical requirements, test methods, inspection rules and marking, packaging, shipping and storage re
This standard specifies the technical requirements and test methods for complete strollers. This standard is applicable to all typ
This standard specifies the product classification, technical requirements, test methods, shuttle inspection rules and marking, pa
This standard specifies the main product classification, technical requirements, test methods, inspection rules, marking, packagin
This standard applies to the thread take-up cam of JA type sewing machines. QB/T 3709-1999 Thread take-up cam for household sewing
This standard specifies the product classification, technical requirements, test methods, inspection rules, marking, packaging, tr