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QB/T 1542-1992 Lead brass rods and wires for clocks
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QB/T 1542-1992 Lead brass rods and wires for clocks QB/T1542-1992 Standard download decompression password: www.bzxz.net
2025-03-08 category：Light Industry Standard (QB)+ View
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QB/T 1540-1992 Brass wire for clocks
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QB/T 1540-1992 Brass wire for clocks QB/T1540-1992 Standard download decompression password: www.bzxz.net
2025-03-08 category：Light Industry Standard (QB)+ View
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QB/T 1539-1992 H62, H68 ordinary brass plates and strips for watches
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QB/T 1539-1992 H62, H68 ordinary brass plates and strips for watches QB/T1539-1992 Standard download decompression password: www.b
2025-03-08 category：Light Industry Standard (QB)+ View
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QB/T 1538-1992 Rules for compiling product codes for timekeeping instruments - Code representation method for watches, clocks and timers
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This standard specifies the writing rules and expression methods for watch, clock and timer codes. This standard applies to the ex
2025-03-08 category：Light Industry Standard (QB)+ View
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QB/T 1537-1992 Single-phase permanent magnet stepping motor for clock-type quartz watches
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This standard specifies the technical requirements, test methods, inspection rules and marking, packaging, transportation and stor
2025-03-08 category：Light Industry Standard (QB)+ View
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QB 1766-1993 Technical regulations for labor safety of plastic calendering equipment
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This standard specifies the requirements for the labor safety technical regulations for plastic calendering equipment. This standa
2025-03-08 category：Light Industry Standard (QB)+ View
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QB 1098-1991 Fireproof Safe
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This standard specifies the product classification, technical requirements, test methods, inspection rules and marking, packaging,
2025-03-08 category：Light Industry Standard (QB)+ View
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QB/T 1536-1992 Mechanical seeding
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This standard specifies the product classification, technical requirements, test methods, inspection rules and marking, packaging,
2025-03-08 category：Light Industry Standard (QB)+ View
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