There are three quantities in a circuit which we need to measure.
在电路中我们有三个量需要测量。
Prior to being spoon-fed number words, children can only approximately discriminate quantities beyond three.
孩子们被灌输数字词汇之前，只能大概辨别3以上的数目。
So all other quantities can be derived from these three fundamental.
你也能通过这三个基本量,导出所有其他的物理量。
So all other quantities can be derived from these three fundamental.
你也能通过这三个基本量,导出所有其他的物理量。
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