... flat deposit 缓平矿床 flat mass 平伏矿床 flat-lying 平伏的 ...
双语例句
1
So, you can get the mass of a flat object with density.
因此，可以通过密度求一个平面物体的质量。
2
The density for a flat object would be the mass per unit area.
一个平面物体的密度是每单位面积元的质量。
3
The other way to think about it, if I had a flat object then the center of mass would basically be the point where I would need to hold it so it is perfectly balanced.