
Revision Of Iso 898-1: 1988 Mechanical Properties Of Fasteners Made Of Carbon Steel And Alloy Steel - Part 1: Bolts, Screws And Studs
出版:British Standards Institution

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Revision Of Iso 898-1: 1988 Mechanical Properties Of Fasteners Made Of Carbon Steel And Alloy Steel - Part 1: Bolts, Screws And Studs
出版:British Standards Institution
专家解读视频