frequency band compression

例句：

1. 1.The engineer used a frequency band compression algorithm to reduce noise in the signal.
   工程师使用一种频谱压缩算法来减少信号中的噪声。
2. 2. In digital communication, frequency band compression is crucial for maintaining data integrity.
   在数字通信中，频谱压缩对于保持数据完整性至关重要。
3. 3.The compression technique effectively reduces the size of the audio file without compromising on quality.
   这种压缩技术有效地减小了音频文件的大小，同时不会损害音质。