For impervious layer, the anti-inrushing stability of the pit is analyzed from the plastic damage of soil, but for semipervious layer, the anti-inrushing stability of the pit is analyzed from the seepage damage of soil.
英
美
- 坑底為不透水層土時(shí)，應從土體發(fā)生突涌塑性破壞的角度進(jìn)行分析；坑底為弱透水層土時(shí)，應從土體發(fā)生突涌滲透破壞的角度進(jìn)行分析。
