active filter的用法和样例：
例句
- A novel active power filter control algorithm based on DC capacitor voltage control and compensation current feedback control is proposed.
提出了一种基于直流侧电容电压控制和补偿电流反馈控制的电力有源滤波器新型控制算法。 - This paper describes the system structure and basic operation principle of the series active power filter, and its control method and control circuit are studied and analyzed.
介绍了串联型电力有源滤波器的系统结构和基本工作原理，对其控制方法和控制电路进行了分析和研究。
