... 7、径流（runoff） 8、径流系数（runoff coefficient） 9、土壤渗透系数（soil infiltration coefficient） ...
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If the infiltration intensity is less then the saturated permeability coefficient, the surface soil finally reaches to an unsaturated infiltration stage instead of saturated infiltration stage.
当降雨强度小于土体的饱和渗透系数时，表层土体达不到饱和状态，最终的稳定入渗只能达到一个非饱和入渗状态。
The infiltration supplement coefficient is both two-factor function of grassland coverage and rainfall intensities for Huangmian soil.
黄绵土入渗补给系数可描述为草地盖度和雨强的两因素函数关系。
The distribution law of pressure potential in saturated soil using two-ring infiltration method to determine the permeability coefficient was different to that using cutting ring method.
当采用双环入渗法和环刀法测定土壤的饱和渗透系数时，土壤剖面土壤水压力势分布规律不同。
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