说明：  卫星通信链路中的雨衰动态特性分析，在卫星通信中，降雨衰减是非常值得关注的通信损耗，这篇论文讲述了雨衰的特点
(The dynamic characteristics of rain attenuation in satellite communication link rain attenuation in satellite communications, communication loss is of great concern, this paper describes the characteristics of the rain attenuation)