low-frequency recording and reproducing head

例句：

1. 1.The low-frequency recording and reproducing head is crucial for the quality of audio signals.
   低频记录和复制头对于音频信号的质量至关重要。
2. 2. The engineer used a special low-frequency recording and reproducing head to capture the sound.
   工程师使用一种特殊的低频记录和复制头来捕捉声音。
3. 3. The low-frequency recording and reproducing head was designed to minimize interference from external sources.
   低频记录和复制头的设计旨在最小化来自外部源的干扰。