wattless current的用法和样例：
例句
- This function is sometimes called active and reactive current compensation or line drop compensation.
此功能有时称为有功和无功电流补偿或线路压降补偿。 - The fundamental reactive current component is evaluated by the reconstruction of the phase difference between the fundamental component and the power source voltage.
通过重构基波分量与电源电压之间的相位差，求得了信号中的基波无功电流分量。
