
Union, Pipe, Steel Or Malleable Iron, Threaded Connection, 150 Lb, 250 Lb & 300 Lb Wsp
出版:US Military Specs/Standards/Handbooks

专家解读视频
Union, Pipe, Steel Or Malleable Iron, Threaded Connection, 150 Lb, 250 Lb & 300 Lb Wsp
出版:US Military Specs/Standards/Handbooks
专家解读视频