grid-current modulation

例句：

1. 1. The power grid is designed to efficiently distribute electricity across the country.
   电力网设计用来高效地在全国分配电力。
2. 2.Grid-side current modulation is a technique used to control the flow of electrical energy in power systems.
   电网侧电流调制是一种用于控制电力系统中电能流动的技术。
3. 3.In this case, grid-side current modulation was used to optimize the system's efficiency.
   在这种情况下，使用了电网侧电流调制来优化系统的效率。