20．在家庭电路中电能表是用来测 的仪表家庭电路常用的一种额定电流为10a的电能表装有这种电能表的家庭同时使用的家用电器总功率不能大 于 Sketch Coloring Page

20．在家庭电路中电能表是用来测 的仪表家庭电路常用的一种额定电流为10a的电能表装有这种电能表的家庭同时使用的家用电器总功率不能大 于 Template

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tomski20．在家庭电路中电能表是用来测 的仪表家庭电路常用的一种额定电流为10a的电能表装有这种电能表的家庭同时使用的家用电器总功率不能大 于 coloring

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20．在家庭电路中电能表是用来测 的仪表家庭电路常用的一种额定电流为10A的电能表装有这种电能表的家庭同时使用的家用电器总功率不能大 于 sketch template

小明观察家中的电能表如图，下列说法正确的是 A．此电能表应该接在220V的电路中使用 B．电能表的额定功率是220W C．小明家已经 sketch template

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