这是一个专门的企业生产的石膏板生产线，生产铁丝。

It is a specialized enterprise to manufacture the Gypsum Board Production Line, Iron Wire Production.

youdao

这是一个专门的企业生产的石膏板生产线，生产铁丝。

It is a specialized enterprise to manufacture the Gypsum Board Production Line, Iron Wire Production.

youdao