overhead welding
短语词组
- overhead d welding 仰焊
- overhead fillet welding 仰角焊
- overhead positions welding 仰焊仰焊
- overhead position welding 仰焊;氧焊;仰脸焊
- horizontal overhead position welding 仰角焊
- overhead welding seam 仰焊缝
- overhead position of welding 仰焊位置
- welding in overhead position 仰焊 返回 overhead welding