发布时间:2025-01-24 11:09:04
因为剩下部分和原来的表面积都是由两个正方形和四个侧面组成,用138-98便得到了锯下的正方体的四个侧面的面积,40.正方体六个面相等,一个面就是10平方米。所以锯下的正方体表面积就是60平方米。
我住的是单间怎么样才能去除满屋子的猫骚味我用了84可是过一会那味道又冒出来了怎么养才没味道
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