push-pull output amplifier

例句：

1. 1.The push-pull output amplifier is used in the audio signal processing system.
   推挽输出放大器在音频信号处理系统中使用。
2. 2.The push-pull output amplifier was designed to improve the signal-to-noise ratio of the audio signals.
   推挽输出放大器被设计用来提高音频信号的信噪比。
3. 3. The push-pull output amplifier was used to amplify the weak audio signals from the microphone.
   推挽输出放大器被用来放大麦克风产生的微弱音频信号。