单词：gravitational acceleration
gravitational acceleration的用法和样例：
例句
- The determinations of gravitational acceteration and ratio of mass inrigid mixture are studied with Joly balance.研究了用焦利秤测定混合固体中物质的含量和测定重力加速度，并得到了满意的结果。
- The force with which a body is attracted to Earth or another celestial body,equal to the product of the object's mass and the acceleration of gravity.重力地球和其它天体对某物体的作用力，它等于物体的质量与重力加速度的乘积。
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