摘要
为研究长岭县降水规律特征,利用趋势线法、滑动平均法、M-K秩次检验法,对长岭县1967年~2018年的逐月降水资料进行趋势与突变分析。研究表明,长岭县年内降水分配不均匀,主要集中在夏季;年降水量呈减小趋势;年季降水具有突变性。
In order to study the characteristics of precipitation law in Changling County, trend line method, moving average method and M-K rank test method are used to analyze the trend and mutation of monthly precipitation data in Changling County from 1967 to 2018. The results show that the annual precipitation distribution in Changling County is uneven, mainly concentrated in summer;The annual precipitation tends to decrease;The annual and seasonal precipitation is abrupt.
作者
陈实
孙颖娜
萨日娜
张丽娜
Chen Shi;Sun Yingna;Sarina;Zhang Lina(School of Water Resources and Electric Power,Heilongjiang University,Harbin 150080,Heilongjiang)
出处
《陕西水利》
2023年第1期32-35,共4页
Shaanxi Water Resources
