wiper circuit的用法和样例：
例句
- A new power circuit of SRM base on two IPMs is introduced.
本文介绍了一种新型的基于两只智能功率模块的四相功率变换器电路。 - In this paper, an ultra-fast multiple descriminator circuit system is described, and also its circuit structure and circuit design has been introduced briefly.
摘要提出了超高速多重快甄别器电路系统，并简要介绍了该系统的电路结构与电路设计。
