frequency corrector

例句：

1. 1. The frequency corrector helps to ensure that the signal is transmitted accurately.
   频率校正器有助于确保信号准确传输。
2. 2. The engineer used the frequency corrector to tune the radio to a different frequency.
   工程师使用频率校正器将收音机调至不同的频率。
3. 3. The frequency corrector was used to compensate for any errors in the transmission process.
   频率校正器被用来补偿传输过程中的任何错误。