18433| 2
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中間繼電器指示燈虛亮問題 |
點評
或者反串一個二極管也行,直接把擊穿電壓以內的電壓截住就完了。
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Archiver|手機版|小黑屋|機械社區 ( 京ICP備10217105號-1,京ICP證050210號,浙公網安備33038202004372號 )
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