yearly runoff series 年径流序列
yearly runoff amount 年径流量
natural yearly runoff 天然年径流量
yearly variation of runoff 径流年际变化
The annual average and rain season precipitation and yearly runoff 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。
Hongshui river is the main stream of Xijiang river system of Pearl river basin. Its yearly runoff 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%。
Based on the stochastic hydrology simulation theory and techniques, a stochastic mathematical model which can reproduce the statistic characteristics of observed yearly runoff processes is studied.
本文用水文随机模拟的理论和方法，探求符合实测统计特性的全年径流过程的随机数学模型。
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