科学 什么是串联和并联电路 - 动手接一接串联电路和并联电路 【活动篇】五年级 Kssr
Synopsis
电路能以串联或并联的方式来连接。 什么是串联和并联电路？ 我们来动手接一接串联电路和并联电路在串联电路中，灯泡相继地连接 ...
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