weld backing
短語詞組
- welding with backing 襯墊銲;墊板銲
- welding flux backing 銲劑墊;銲劑墊英語;繙譯
- fusible welding backing 熔化性銲接背墊
- Xianghshan Welding Backing Factory 象山銲接襯墊廠
- welding with flux backing 銲劑墊銲
- Shanghai Taichang Welding Backing Factory 上海泰昌銲接襯墊廠
- backing welding 打底銲;底層銲接
- external backing welding 外銲根銲
- flux copper backing welding 銅板墊單麪潛弧銲 返回 weld backing