The increase of rainwater runoff, runoff coefficient increases, the formation of the ground.
汇流的雨水增加，径流系数增大，形成了地面的雨水径流。
The runoff coefficient of every underlying surface was forecasted in different rainfall conditions by ANN models and compared with conventional method as well.
用该方法对不同降雨条件下每种下垫面的径流系数进行了预测，并与传统方法进行了比较。
Landscape features of the basin mean little difference between the standard deviation of the value of landscape features smaller basins, inter-month changes in runoff coefficient is more gentle.
景观功能均值相差不大的流域之间，景观功能值标准差较小的流域，月际间径流系数的变化更加平缓。
Landscape features within the basin land the size of the difference between the value of inter-month changes affect runoff coefficient.
流域内地块景观功能值之间差异的大小对月际间径流系数的变化有影响。
This paper proposes a concept of interception coefficient to measure the ponds capacity of surface runoff interception and shows the calculation, calibration and application through case study.
提出拦蓄系数的概念 ，来衡量塘堰拦蓄地表径流的能力 ，并通过实例来说明拦蓄系数的计算及其应用。
Part two: This paper analyzed the degree of predicting precision affected by decomposing scale coefficient of wavelet cycle model and various kinds of reservoir inflow runoff series.
第二部分，本文分析了小波周期模型的分解尺度数和各种不同入库径流序列对模型预测精度的影响程度。
In the mountainous watershed of the Heihe River, the runoff coefficient is much larger than that of the whole arid area, but it is still less than the average value over the whole country.
黑河山区流域径流系数远比干旱内流区的平均值大，但要小于全国的平均径流系数。
In the mountainous watershed of the Heihe River, the runoff coefficient is much larger than that of the whole arid area, but it is still less than the average value over the whole country.
黑河山区流域径流系数远比干旱内流区的平均值大，但要小于全国的平均径流系数。
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