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3张- PLC基本知识--3.4基本编程示例（顺便学英文）
- PLC基本知识--3.4基本编程示例（顺便学英文） Now lets compare a simple ladder diagram with its real world external physically connected relay circuit and SEE the diff...
- 小编719
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3张- PLC基本知识--6.4晶体管输出（顺便学英文）
- PLC基本知识--6.4晶体管输出（顺便学英文） Transistor Outputs / 晶体管输出 The next type of output we should learn about is our transistor type outputs. It is imp...
- 小编66
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