试题与答案

可编程序控制器的()实现与外部设备或计算机的数据通信A、电源 B、微处理器 C、存储

题型:单项选择题

题目:

可编程序控制器的()实现与外部设备或计算机的数据通信

A、电源

B、微处理器

C、存储器

D、逻辑单元

答案:

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