Ohm's Law - relationship between voltage, current and resistance in D. C. circuit.
欧姆定律—在直流电路中，电压，电流与电阻的关系。
In physics, one of the well-known laws is Ohm's law, on the basis of this law we can know the relation of the current, the voltage and the resistance.
在物理学中，一个众所周知的定律叫欧姆定律，根据这个定律我们可以知道电流，电压和电阻之间存在的关系。
Given the voltage and the current, the resistance can be determined according to Ohm's Law.
已知电压和电流，根据欧姆定律，就可以求出电阻。
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