研究分析了基于质量流量控制器、可编程序控制器和触摸屏的自动控制系统气体流量自动控制方法。
The MOCVD system is specifically introduced, and the gas flow automatic control method based on the mass flow controller(MFC) and programmable logic controller(PLC) is studied and analyzed.
可编程控制器即PLC是综和了计算机技术、自动控制技术和通信技术的一种新型的、通用的自动控制装置。
The programmable controller was PLC is the grand total computer technology, the automatic control technology and the communication one kind new, the general automatic control device.
通过一个城市污水处理厂自动控制系统的选取与设汁过程作为实例，说明了可编程逻辑控制器(PLC)自动控制方案是当今城市污水处理厂的最佳选择。
An automatic control system for one municipal wastewater treatment plant is selected, designed and discussed. The results indicate that PLC control system is the best choice.
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