weld back-up

基本解釋

• [機械工程]焊縫背墊

英漢例句

雙語例句

• Flux-cored wire is applied to the austenitic stainless steel pipe by back weld, MAG for the filling and cosmetic weld, at horizontal fixed round welding vertically up.
  采用藥芯焊絲對奧氏體不銹鋼管道進行打底焊接，MAG焊填充及蓋面焊，立向上的水平固定全位置焊接。

• weld back-up更多例句

專業(yè)釋義

機械工程

• 焊縫背墊