6941| 11
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PLC是怎樣控制中間繼電器的 |
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點評
請問PLC輸出端輸出信號是如何去驅(qū)動繼電器的線圈,?
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點評
說的非常好
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小黑屋|手機版|Archiver|機械社區(qū) ( 京ICP備10217105號-1,京ICP證050210號,,浙公網(wǎng)安備33038202004372號 )
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