Derivation soil hydrodynamic parameter and numerical simulation of soil water movement and distribution are important parts of soil water movement research.
土壤水动力学参数的推导和土壤水分运移分布的数值模拟是研究土壤水分运动规律的重要部分。
In the research of the soil erosion, the rate of slope runoff is an indispensable hydrodynamic parameter in the runoff computation and the soil erosion forecast.
在水土流失研究中，坡面径流流速是径流计算、土壤侵蚀预报中不可缺少的水动力参数。
On the slope of the same gradient, soil erosion and hydrodynamic parameter increased slowly with the flow discharge.
坡度相同，坡面径流动力学参数及坡面侵蚀量随放水流量的增大而增加。
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