This paper introduces the length compute means and control method for cutting head, cutting end and mean cutting operation in bar roughing roll process.

介绍了钢锭粗轧过程中对切头、切尾及均分段操作的长度计算方法及控制策略。

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For the effect on the control of strata pressure and prevention of rock burst, we need monitor in the mine engineer except the study and compute in the process of mine design.

为有效控制地压和防治岩爆，除了采矿设计阶段进行计算和分析研究外，还必须在采矿工程中进行实时监测。

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In this article, the PLC control system of beer dilution process is introduced. The application of PLC in this system and the communications between the PLC and the control compute are emphasized.

运用可编程控制技术和上位微机监控技术实现了高浓度啤酒稀释过程的PLC控制方案。

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