对电气控制线路分析，PLC程序设计进行了具体阐述，并分析了改造效果，具有一定的应用价值。
The electrical control circuit and the design of the PLC program were analyzed in detail; it has a certain practice value.
对电气控制线路分析，PLC程序设计进行了具体阐述，并分析了改造效果，具有一定的应用价值。
The electrical control circuit and the design of the PLC program were analyzed in detail; it has a certain practice value.
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