多层焊 meaning in English
making overlapping run
multi pass welding
multilayer welding
Examples
- The etched section also reveals that multiple weld passes were made over the top of the original submerged arc weld pass .
从酸蚀断面还可以看出：在原自动埋弧焊的上面覆盖有多层焊道。 - Block sequence block welding
分段多层焊