correcting signal

例句：

1. 1. The device sends a correcting signal to the user's phone when it detects an error.
   当设备检测到错误时，它会向用户的手机发送一个纠正信号。
2. 2.The engineer used a correcting signal to fix the faulty circuit.
   工程师使用了一个纠正信号来修复故障电路。
3. 3. The correcting signal was sent out immediately, and the problem was resolved quickly.
   纠正信号立即发出，问题很快就得到了解决。