
TOLERANCES FOR FASTENERS - PART 1: BOLTS, SCREWS, STUDS AND NUTS - PRODUCT GRADES A, B AND C
出版:German Institute for Standardisation (Deutsches Institut für Normung)

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TOLERANCES FOR FASTENERS - PART 1: BOLTS, SCREWS, STUDS AND NUTS - PRODUCT GRADES A, B AND C
出版:German Institute for Standardisation (Deutsches Institut für Normung)
专家解读视频