这篇文章研究不锈钢扎啤桶封头表面拉深缺陷的产生以及节制机理。

Machinisms of controlling surface defects produced in drawing Stainless steel Beer Keg Sealers are studed.

youdao

这篇文章研究不锈钢扎啤桶封头表面拉深缺陷的产生以及节制机理。

Machinisms of controlling surface defects produced in drawing Stainless steel Beer Keg Sealers are studed.

youdao