pre-emphasis network

例句：

1. 1. The pre-emphasis network is designedto improve the quality of speech signals.
   预增强网络旨在提高语音信号的质量。
2. 2. Thepre-emphasis network was developedto combat noise interference in communication systems.
   预增强网络被开发出来以对抗通信系统中的噪声干扰。
3. 3. The pre-emphasis network is used in various applications,including speech recognition and automatic translation.
   预增强网络在各种应用中都有使用，包括语音识别和自动翻译。