single-welded butt joint with back的意思|示意
美 / /
英 / /
与背面单焊对接接头
single-welded butt joint with back的网络常见释义
带垫板单面对接焊 ...的搭接接头 ; 单面焊搭接接头 single fillet welded T joint 单面T形焊接 single-welded butt joint with back 带垫板单面对接焊 ..