upset butt weld的意思|示意
美 / /
英 / /
加厚对接焊
upset butt weld的网络常见释义
电阻对接焊缝 ... 搭板对接焊缝 strapped weld; strapped joint 电阻对接焊缝 resistance butt weld; upset butt weld; upset weld 连续对接焊缝 closed butt weld ...