During the excavation of deep foundation pit, the seepage of groundwater forms a drawdown cone around the foundation pit.
利用该模型分析了在软土地区深基坑开挖引起地下水渗流场的变化。
During the test, the rock deformation built up a permeability drawdown cone around the wellbore of Well Kela 205, but the decline scope is small and its effect on productivity is not serious.
测试过程中岩石变形使近井区域形成了一个渗透率下降漏斗，但下降的幅度较小，对气井产量的影响也不大。
We calculated the surface subsidence, horizontal displacement, incline, and current curvature using the groundwater drawdown, conical depression influence radius of water cone and ground property.
根据地下水降深、降落漏斗影响半径、岩土工程地质性质，计算降水引发的地表沉降值、水平移动、倾斜、曲率现状值。
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