用交流阻抗方法研究了混凝土渗水过程和失水过程的机理和速率。
Permeation process and dehydration process of concrete were studied by use of impedance spectroscopy.
裂缝经处理后，混凝土表面干燥，裂缝处未见渗水现象发生，裂缝处理取得了良好的效果。
After crack treatment the surface of concrete becomes dry and seepage phenomenon doesn't occur at all places of cracks.
大坝一期混凝土面板和一期面板的补强面板分别遭受坝基反渗水压力的破坏。
The first concrete face and its strengthening face are destroyed by the inverse seepage water pressure on dam foundation.
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