其中，不锈钢酒壶采用氩弧焊工艺，系国内首创。

Therefore, the stain-less steel hip flask adopts argon arc welding technique, it is the initiate of home.

youdao

其中，不锈钢酒壶采用氩弧焊工艺，系国内首创。

Therefore, the stain-less steel hip flask adopts argon arc welding technique, it is the initiate of home.

youdao