This machine could make working period shorter, decrease labor force and increase the quality of product.

实践证明、该机可缩短工期、降低劳动强度、提高产品质量。

youdao

This machine could make working period shorter, decrease labor force and increase the quality of product.

实践证明、该机可缩短工期、降低劳动强度、提高产品质量。

youdao