sonic wave gauge

例句：

1. 1.The sonic wave gauge is used to measure the distance between two points in the sound field.
   声波测距仪用于测量声场中两点之间的距离。
2. 2.The sonic wave gauge was invented by a scientist named Dr. Smith.
   声波测距仪是由名叫史密斯的科学家发明的。
3. 3.The sonic wave gauge is an essential tool for engineers working on sound transmission systems.
   声波测距仪是工程师在声传输系统工作中必不可少的工具。