The annual average and rain season precipitation and yearlyrunoff of the source regions of the Yellow River were analyzed.
对黄河河源区多年平均和雨季降水量、年际径流量进行分析。
2
Hongshui river is the main stream of Xijiang river system of Pearl river basin. Its yearlyrunoff accounts for 39% of Pear river basin.
红水河是珠江流域的西江水系的干流，占珠江流域年径流量的39%。
3
Based on the stochastic hydrology simulation theory and techniques, a stochastic mathematical model which can reproduce the statistic characteristics of observed yearlyrunoff processes is studied.