释义 |
butt welding 基本英英近义反义例句 平对焊,电阻对焊,对顶焊接,对接焊
Noun: creating a butt joint by welding近义词 butt-welding对接焊 Some crack extension probably developed from the unfused section of the butt weld across the thickness of the stiffener during transport and erection.有些裂纹可能在运输和安装过程中就从加劲肋对接焊未熔透处开始发展。 |