因此，降雨入渗后的暂态渗流场难以确定。
As a consequence, it is difficult to confirm the temporal status infiltration field after precipitating infiltration.
因此，开展强降雨下边坡地下水暂态渗流场的数值模拟十分必要。
Therefore, the study on numerical simulation of groundwater transient seepage field of slope under the condition of heavy rainfall is very urgent and necessary.
将土-水-气三相耦合，提出了一种确定降雨入渗后的暂态渗流场的模型。
A model for confirming this infiltration field is presented by soil, water and atmosphere three-phase coupling.
持续降雨条件下，边坡浅层所形成的暂态水头变化对边坡稳定性具有重要的影响，一直是水工渗流研究领域内的热点和难点。
Effect of transient head change under persistent rainfall on the stability of geo-slope is obvious, and it is always the focus and difficult point in geotechnical engineering or related fields.
持续降雨条件下，边坡浅层所形成的暂态水头变化对边坡稳定性具有重要的影响，一直是水工渗流研究领域内的热点和难点。
Effect of transient head change under persistent rainfall on the stability of geo-slope is obvious, and it is always the focus and difficult point in geotechnical engineering or related fields.
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