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QB/T 1447.1-2000 Single-face corrugated board machine corrugated roller
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This standard specifies the definition, product classification, technical requirements, test methods, inspection rules and marking
2025-03-11 category：Light Industry Standard (QB)+ View
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QB/T 1447.2-2000 Single-face corrugated board machine pressing roller
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This standard specifies the product classification, technical requirements, test methods, inspection rules and marking, packaging,
2025-03-11 category：Light Industry Standard (QB)+ View
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QB 1659-1997 Toothbrush
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QB 1659-1997 Toothbrush QB1659-1997 Standard Download decompression password: www.bzxz.net
2025-03-11 category：Light Industry Standard (QB)+ View
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QB/T 1446-1992 ZNW Gravity Cylinder Thickener
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This standard specifies the product classification, technical requirements, test methods, inspection rules and marking, packaging,
2025-03-11 category：Light Industry Standard (QB)+ View
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QB/T 1445-1992 Performance test method for wet Roots vacuum pumps
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This standard specifies the conditions, equipment and methods for the performance test of wet Roots vacuum pumps that exhaust dire
2025-03-11 category：Light Industry Standard (QB)+ View
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QB/T 1444-1992 ZBK light-duty special two-blade Roots vacuum pump
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This standard specifies the product classification, technical requirements, test methods, inspection rules and marking, packaging,
2025-03-11 category：Light Industry Standard (QB)+ View
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QB/T 1443-1992 Technical requirements for ZBY type special liquid centrifugal pump for papermaking
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This standard specifies the technical requirements, test methods, inspection rules and marking, packaging, transportation and stor
2025-03-11 category：Light Industry Standard (QB)+ View
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QB/T 1442-1992 Technical requirements for dripping cake type bubble blowing machine
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This standard specifies the technical requirements, test methods, inspection rules and marking, packaging, transportation, storage
2025-03-11 category：Light Industry Standard (QB)+ View
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