这是用来统计某一段时间的某地降水数据中（程序中是华南地区），持续性强降水（PHR）事件发生的天数次数的matlab脚本。这是校内作业自己编的，亲测有效-This is a matlab scr ipt used to count the number of days of precipitation data (in the process of southern China) for a certain period of time, persistent heavy rainfall (PHR) events. This is the school homework of their own, pro-test effective