negative feed back

• 负反馈

negative feed back的用法和样例：

例句

1. While working on a means of reducing amplifier distortion, he devised the negative feedback amplifier.
   在研究减少放大器失真方法时他发明了负反馈放大器。
2. In this aticle,we discuss two criterias judging the steadiness of the negative feedback system and range wielding them.
   本文讨论了判定负反馈系统稳定性的两个准则及它们的使用范围。