The variations of water head distribution in levee,which submerged in long term high flood level,in the process of different drawdown velocities are measured in model test.

• 通过高水位长时间持续作用下不同退水速度的大型室内模型试验,观测不同退水过程的坡体内固定测点的水头变化过程,研究了坡体内孔压消散过程。