(资料图片仅供参考)
1、铜的密度是8.9g/cm3 铁的密度是7.8g/cm3 所以铜的密度大。
本文到此分享完毕，希望对你有所帮助。
(资料图片仅供参考)
1、铜的密度是8.9g/cm3 铁的密度是7.8g/cm3 所以铜的密度大。
本文到此分享完毕，希望对你有所帮助。
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