potential energy function

例句：

1. 1. The potential energy of the system is calculated by subtracting the actual energy from the total energy.
   系统的潜在能通过将实际能量从总能量中减去来计算。
2. 2. The potential energy function describes the relationship between potential energy and distance.
   潜在能函数描述了势能与距离之间的关系。
3. 3. The potential energy function can be used to model the behavior of particles in a given region.
   潜在能函数可以用来模拟粒子在给定区域内的行为。