
Technical Supply Conditions For Threaded Steel Fasteners - Part 9: Surface Discontinuities - Section 1: Bolts, Screws And Studs For General Applications
出版:Bureau of Indian Standard

专家解读视频
Technical Supply Conditions For Threaded Steel Fasteners - Part 9: Surface Discontinuities - Section 1: Bolts, Screws And Studs For General Applications
出版:Bureau of Indian Standard
专家解读视频