thickness of confined aquifer的意思|示意

When confined aquifer under the bottom of the pit, the foundation excavation will reduce the thickness of overlying impermeable layer.

在基坑底部以下存在承压水层的情况下，基坑开挖减少含水层上覆不透水层的厚度。

Above all, the effects of some parameters on the settlement are studied, such as the thickness, modulus of the overlaying soil, head difference and transmissibility of the confined aquifer.

讨论了上覆土层厚度、上覆土层弹性模量、承压水水头降深和承压层导水系数对沉降的影响。