The hail signal HDR for dual linear polarization radar has been introduced depending on the rain drop size distributions data and scattering functions for rain drops.
本文根据雨滴谱和散射函数推导出了双线偏振雷达识别冰雹区的冰雹参量——H_（DR）；
2
Considering the effect of multiple scattering, the rain induced attenuation at millimeter wave frequencies was simulated numerically.
在考虑多重散射效应的情况下，数值模拟了毫米波段的降雨衰减。
3
In the millimeter band, the variations are found of the power density of the rain clutter induced by back scattering with frequency and rain rate.