New computer production control systems were developed in many large iron and steel works abroad in recent years.

国外大型钢铁厂纷纷致力于开发新的集成计算机生产管理系统。

youdao

New computer production control systems were developed in many large iron and steel works abroad in recent years.

国外大型钢铁厂纷纷致力于开发新的集成计算机生产管理系统。

youdao