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介绍一台可编程控制器(PLC)教学机械手的研制。
A teaching manipulator controlled by PLC is illustrated in the paper.
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然而,影响英语教学软件流程控制设计的因素是多方面的。
However, many factors will influence the design English teaching software.
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然而,影响英语教学软件流程控制设计的因素是多方面的。
However, many factors will influence the design English teaching software.
youdao