weak signal detection

例句：

1. 1. In the field of wirelesscommunication, weak signal detection is a criticalissue that needs to be addressed.
   在无线通信领域，弱信号检测是一个需要解决的关键问题。
2. 2. The researchers developed a new algorithmfor weak signal detection in noisyenvironments.
   研究人员开发了一种新算法，用于在噪声环境中进行弱信号检测。
3. 3. The weaksignal detection system can effectively reduce the interferencefrom external sources and improve the accuracy ofsignal processing.
   弱信号检测系统能有效减少外部干扰，提高信号处理的准确性。