At last, I completed the electrical control circuit.

最后完成了相应的电气控制电路。

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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。

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The transistor, when fully saturated, could turn a circuit on or off, and then could be used to control an electrical circuit or store information in an electrical circuit.

当该晶体管时完全饱和，能把一个电路打开或关闭，然后可用于控制一个电路的工作，或者将信息存储在一个电路。

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