宝钢二次冷轧机组是国内引进的第一条二次冷轧机组。

Baosteel's double cold reduction mill is the first DCR line introduced from abroad.

youdao

宝钢二次冷轧机组是国内引进的第一条二次冷轧机组。

Baosteel's double cold reduction mill is the first DCR line introduced from abroad.

youdao