音波测定器

例句：

1. 1. Thesound wave detector is used to detect thepresence of sound waves in the environment.
   声波探测器用于探测环境中的声波存在。
2. 2. The sound wave detector was used tomonitor the traffic conditions during the construction site.
   声波探测器被用来监测施工现场的交通状况。
3. 3. The sound wave detector can beused to measure the intensity and frequency ofsound waves.
   声波探测器可以用来测量声波的强度和频率。