Now we can calculate what the difference is between the potential energy... the kinetic energy after the collision and the kinetic energy before the collision.

我们可以计算出差别，在储存能量。，与碰撞后动能的差别，还有碰撞前动能。

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The relationship and difference between electric potential energy, interaction energy and electrostatic energy are revealed through calculation and discussion of some examples.

通过具体例子的计算和讨论，揭示了静电场中的电势能、相互作用能和静电能之间的联系和区别。

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Thee potential energy difference between a unit quantity of water above‖and below the generating station.

发电站上面的单位水量与下面的单位水量之间的势能差。 。

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