correction of sounding wave velocity

例句：

1. 1. The sounding wave velocity isa crucial factor in determining the depth ofthe ocean.
   声波速度是确定海洋深度的关键因素。
2. 2. The sounding wave velocitycan be used to measure the temperature andpressure of the atmosphere.
   声波速度可以用来测量大气的温度和压力。
3. 3. Thesounding wave velocity isan important tool for studying theproperties of materials.
   声波速度是研究材料性质的重要工具。