This upward force acting on your buoy is your support structure.
这种对你上半身的向上的力就是你的支撑结构。
The force acting on the particle is constant.
作用于粒子的力是恒力。
Obviously the force of gravity is acting vertically downward.
显然重力的作用垂直向下。
The direction a force is acting can be changed .
力的作用方向是可以改变的。
The image force acting on the screw dislocation is then calculated.
计算了作用在螺型位错上的位错力。
We can change the direction(in which)a force is acting.
一个力的作用方向我们是可以改变的。
We can change the direction(in which)a force is acting.
一个力的作用方向我们是可以改变的。
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