英语词汇“电阻定律”的翻译、意思、用法、释义-英汉汉英双解词典

词汇	电阻定律
释义	电阻定律 diàn zǔ dìng lǜ確定導體電阻大小的定律。對於由同一材料製成的粗細均勻的導體，在溫度一定時，其電阻r跟導體長度l成正比，跟導體的橫截面積s成反比，即r=ρls。式中ρ與材料性質有關，稱爲電阻率。
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