The introduction to this text utilizes the control systems of a five - storeyed lift where the programmable controller is written, running situation of the inspection lift PLC control system.
本文介绍了利用可编程控制器编写的一个五层电梯的控制系统，检验电梯PLC控制系统的运行情况。
The introduction to this text utilizes the control systems of a five - storeyed lift where the programmable controller is written, running situation of the inspection lift PLC control system.
本文介绍了利用可编程控制器编写的一个五层电梯的控制系统，检验电梯PLC控制系统的运行情况。
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