基于饱和下渗理论和考虑新入渗雨水驱替旧土壤水分的作用，根据力学原理提出了一个简明的入渗模型及计算下渗锋面处毛管吸力的方法。
In this paper, a simple infiltration model is proposed on the basis of a theoretical consideration of infiltration and the displacement of existing soil water by newly-infiltrating rainfall.
文中引进了非饱和土毛细管吸力丧失理论，解释土石料的浸水软化现象，使计算结果更趋合理。
The theory that losing of capillary suction in unsaturated soil was used to explain the sof…
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