然而如果没有编程器（译注：就是下载线），开发板本身毫无用处。
整条生产线采用PLC编程器集中控制、流水作业、自动化生产。
The whole line has been controlled by PLC program realizing line process and automatic production.
整条生产线采用PLC编程器集中控制、流水作业、自动化生产。
The whole line has been controlled by PLC program realizing line process and automatic production.
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