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1升和1公斤有什么区别
更新时间: 2020-11-03 00:00:00  

1升和1公斤的区别主要体现在升是体积单位,千克是质量单位。体积或称容量、容积,几何学专业术语,是物件占有多少空间的量。体积的国际单位制是立方米。一件固体物件的体积是一个数值用以形容该物件在三维空间所占有的空间。一维空间物件(如线)及二维空间物件(如正方形)在三维空间中都是零体积的。

关键词: 公斤 什么 区别

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