对calipso卫星数据中沙尘气溶胶退偏比的分布进行统计(The distribution of dust aerosol depolarization ratio in CALIPSO satellite data is statistically analyzed.)

matlab处理calipso数据，涉及沙尘退偏比统计，打开运行即可，不需其他操作(Matlab processing calipso data, involving dust depolarization ratio statistics, open the running, do not need other operations)