The magnitude and direction of force could not change the trend of the stress distribution.
牵引力的大小、方向基本不改变应力的分布趋势。
The force is always perpendicular to the direction of motion.
因为这个力总是垂直,于运动的方向。
That's also important — the acceleration is in the direction of the force.
这一也十分重要-，加速度与力方向相同。
So, the direction of the force is going to be that of x, y, z.
所以方向是。
of the force in the x direction.
若只在y方向移动。
The drag force acts in the opposite direction to the path of the ball.
阻力方向与球的运行方向相反。
Forward to the direction and the direction of the force how to?
着地的方向和受力的方向怎么样？
Some injuries can be predicted based on the direction and amount of energy force.
根据外力的走行及力度就可以预计到某些损伤的存在。
The opponent is the source of energy; merely change the direction of his force.
力气的来源在于对手，我只是转移对手力气的方向。
The direction of the force on the upper conductor is downward.
作用于上导体的力的方向朝下。
The direction of the acceleration is the direction of the net force.
加速度的方向与合力的方向相同。
The direction of the acceleration is the direction of the net force.
加速度的方向与合力的方向相同。
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