题目内容
功率损耗与电流.电阻的关系是()
2020-12-16
A.功率损耗与电流平方成反比,与电阻成正比
B.功率损耗与电流成正比,与电阻成正比
C.功率损耗与电流成反比,与电阻成反比
D.功率损耗与电流的平方成正比,与电阻成正比
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