This paper presents research situation about production equipment and technology of stainless steel welded tube.

本文介绍了不锈钢焊管的生产设备和工艺的研究情况。

youdao

This paper presents research situation about production equipment and technology of stainless steel welded tube.

本文介绍了不锈钢焊管的生产设备和工艺的研究情况。

youdao