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JB/T 3192.2-1999 Accuracy test of spiral bevel gear milling machine
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JB/T 3192.2-1999 This standard is a revision of JB 2267-86 "Accuracy of Spiral Bevel Gear Milling Machine". During the revision, o
2025-04-26 category：Machinery Industry Standard (JB)+ View
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JB/T 3192.1-1999 Spiral bevel gear milling machine parameters
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JB/T 3192.1-1999 This standard is a revision of JB 2265-78 "Parameters of Spiral Bevel Gear Milling Machines". During the revision
2025-04-26 category：Machinery Industry Standard (JB)+ View
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JB/T 3185.1-1999 Technical requirements for small and medium-sized three-roller plate rolling machines
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JB/T 3185.1-1999 This standard is a revision of JB 3185-82 "Technical Conditions for Small and Medium-sized Three-roll Plate Rolli
2025-04-26 category：Machinery Industry Standard (JB)+ View
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JB/T 3172-1999 Phenolic laminated paper tube
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This standard specifies the model, requirements, test methods, inspection, packaging, marking, storage and transportation of pheno
2025-04-26 category：Machinery Industry Standard (JB)+ View
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JB/T 3171-1982 Traction transformers and reactors for electric locomotives
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JB/T 3171-1982 Traction transformers and reactors for electric locomotives JB/T3171-1982 Standard download decompression password:
2025-04-26 category：Machinery Industry Standard (JB)+ View
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JB/T 3168.3-1999 Chemical composition analysis method for spray welding alloy powder
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JB/T 3168.3-1999 This standard is a revision of JB 3170-82 "Analysis Method for Chemical Composition of Spray-welded Alloy Powder"
2025-04-26 category：Machinery Industry Standard (JB)+ View
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JB/T 3168.2-1999 Determination of hardness and particle size of spray welding alloy powder
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JB/T 3168.2-1999 This standard is a revision of JB 3169-82 "Determination of hardness and particle size of spray-welded alloy powd
2025-04-26 category：Machinery Industry Standard (JB)+ View
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JB/T 3168.1-1999 Technical requirements for spray welding alloy powder
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JB/T 3168.1-1999 This standard is a revision of JB 3168-82 "Technical conditions for alloy powders for spray welding". During the
2025-04-26 category：Machinery Industry Standard (JB)+ View
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