This system is made of Programmable Logical Controller and other assistant device.
整个系统是以可编程逻辑控制器为核心,辅以其它设备构成.
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A kind of single axle console with control unit of programmable logical controller ( PLC ) is introduced.
研制了一种以可编程控制器 ( PLC ) 作为控制单元的单轴控制台.
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