论文部分内容阅读
电能表是测量用电器在某一段时间内消耗电能多少的仪表,是电能知识在实际生活中的一个具体应用,已成为历年中考的一大热点.其主要考点集中在如下三个方面.
Meter is to measure electrical consumption in a certain period of time the number of electrical energy meter is a specific application of electrical energy knowledge in real life, has become a major test over the years. The main test centers focus on the following three aspects.