6635| 10
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請教,u的單位是米每秒,y的單位是米,u對y偏導后單位是什么? |
點評
高等數(shù)學,不難,只是有點整不明白了。速度對時間求導,單位是m/s?,速度對長度求導,單位是m?/s?
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