On the other hand, under the drawdown condition of the reservoir, the excess pore pressure will be produced for the sake of the lagged effect of the declining underground water.

• 当水位下降时，由于坡体中浸润面下降的滞后效应，导致坡体内产生超孔隙水压力，也将对滑坡的稳定性产生影响。