
High-strength Structural Bolting For Preloading - Part 8: System Hv-hexagon Fit Bolt And Nut Assemblies
出版:Association Francaise de Normalisation

专家解读视频
High-strength Structural Bolting For Preloading - Part 8: System Hv-hexagon Fit Bolt And Nut Assemblies
出版:Association Francaise de Normalisation
专家解读视频