One Kong Qichui, riveting machines at the "Guo You" and "provincial superior" designation, and the drafting of the development of the two products of the existing national standard.

其中空气锤、铆接机分获“国优”和“省优”称号，并起草制定了这两种产品的现行国标。

youdao

One Kong Qichui, riveting machines at the "Guo You" and "provincial superior" designation, and the drafting of the development of the two products of the existing national standard.

其中空气锤、铆接机分获“国优”和“省优”称号，并起草制定了这两种产品的现行国标。

youdao