讲述了一种新型TIG焊高压脉冲引弧器的设计。

And it relates the design about a new high pressure pulse arc starter of TIG welding.

youdao

讲述了一种新型TIG焊高压脉冲引弧器的设计。

And it relates the design about a new high pressure pulse arc starter of TIG welding.

youdao