the center of mass 双语例句
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1·This is the center of mass.
物体的中心在这里。
2·You see the center of mass?
看到质量重心了吧?
3·The center of mass must be somewhere here.
重心肯定是这里某处。
4·Where is the center of mass of this system?
这系统的重心何在?
5·And so you can calculate the center of mass.
你可以计算质量中心。
6·And let the center of mass be, for instance, here.
让物体的中心,比方说,在这里。
7·So this is the velocity of the center of mass.
这就是重心速度。
8·You're not moving, you're in the center of mass.
你没有移动,你处于质量重心。
9·Hard to predict but the center of mass behaves decently.
很难预测,但质量中心稳定运动。
10·How do we calculate the velocity of the center of mass?
我们怎样计算,重心速度呢?
