In all cases, of course, the current must flow or the weld cannot be made.

在所有情况下，当然，目前一定要流或焊缝不能作出。

youdao

Flanging, smooth flow, the strength of the weld.

外翻边，水流通畅，焊届强度大。

youdao

Flanging, smooth flow, the strength of the weld.

外翻边，水流通畅，焊届强度大。

youdao