weld backing
短语词组
- welding with backing 衬垫焊;垫板焊
- welding flux backing 焊剂垫;焊剂垫英语;翻译
- fusible welding backing 熔化性焊接背垫
- Xianghshan Welding Backing Factory 象山焊接衬垫厂
- welding with flux backing 焊剂垫焊
- Shanghai Taichang Welding Backing Factory 上海泰昌焊接衬垫厂
- backing welding 打底焊;底层焊接
- external backing welding 外焊根焊
- flux copper backing welding 铜板垫单面潜弧焊 返回 weld backing