Rayleigh equation

例句：

1. 1. The Rayleigh equation is used to calculate the wavelength of light in a medium.
   瑞利方程用于计算光在介质中的波长。
2. 2. In physics, the Rayleigh equation describes how sound waves travel through a medium.
   在物理学中，瑞利方程描述了声波如何通过介质传播。
3. 3. The Rayleigh equation can be used to predict the behavior of materials under different conditions.
   瑞利方程可以用来预测材料在不同条件下的行为。