
Fasteners - Friction Properties For Bolts, Screws And Nuts With Iso Metric Screw Threads - Test Method
出版:Standardiserings-Kommissionen I Sverige

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Fasteners - Friction Properties For Bolts, Screws And Nuts With Iso Metric Screw Threads - Test Method
出版:Standardiserings-Kommissionen I Sverige
专家解读视频