A heavy steel rolling mill is being built.
一座大型轧钢厂正在建设中。
Mechanism characteristics and position control system of a heavy and medium plate mill are introduced.
介绍了某中厚板厂轧机的机械特性及位置控制系统。
Mechanism characteristics and position control system of a heavy and medium plate mill are introduced.
介绍了某中厚板厂轧机的机械特性及位置控制系统。
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