gravitational acceleration的用法和樣例：
例句
- The determinations of gravitational acceteration and ratio of mass inrigid mixture are studied with Joly balance.
研究了用焦利秤測定混合固體中物質的含量和測定重力加速度，並得到了滿意的結果。 - 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.
重力地球和其它天體對某物體的作用力，它等於物體的質量與重力加速度的乘積。
