什么是交流电和直流电，万用表用ac和dc表示，要懂的
Synopsis
视频介绍交流电和直流电的特性、应用、在万用表的表示以及交直流电波形图等相关知识。 各种电子元器件的分析讲解，以及芯片级 ...
![[電控] 直流電？ 交流電？ 區別是什麼](https://i.ytimg.com/vi/rEsgtPXLHA8/hq720.jpg?sqp=-oaymwE2CNAFEJQDSFXyq4qpAygIARUAAIhCGAFwAcABBvABAfgB_gmAAtAFigIMCAAQARhlIGUoZTAP&rs=AOn4CLADmVQXYyAZMD_5qgXM7nlj8UcVfA)
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