It solves the problem that traditional safty factor will deminish along with the augment of the structural depth in the dust, thus it can reflect the mechanism of resisting capsizing to cement soil supporting structure well.

• 克服了传统方法抗倾覆稳定安全系数会随着结构入土深度的增大反而减小的缺陷 ,因而能很好地反映水泥土支护结构抗倾覆的机理