elastic surface wave

例句：

1. 1. The elastic surface wavetravels at the speed of sound.
   弹性表面波以声速传播。
2. 2. The elasticsurface wave is a type of wave thatcan be used to measure stress in materials.
   弹性表面波是一种可以用来测量材料应力的波型。
3. 3. The elastic surface wave isresponsible for the propagation of soundwaves through the air.
   弹性表面波负责通过空气传播声波。