以上来源于: WordNet
The next parameter is the direction and speed of gravity.
下一个参数是重力的大小和方向。
The mechanism of filling accuracy and filling speed of gravity gravimetric filling machine were studied from the machine feeding material aspect.
本文根据食用碘盐物料特性和现有食用碘盐重力称重式充填机的不足 ，提出了提高充填机精度与速度的方法。
Escape velocity is simply the speed of an object that's shot out of a cannon the minimum initial speed so that the object could later escape Earth's gravity on its own.
逃逸速度就是一个物体的速度，比如说，从加农炮中射出的最小初始速度，这样这个物体以后就可以自己脱离地球的引力。
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