FEM formula analysis showed that: frost force increased along with the accretion of the porosity of rock, the expansibility of water, the rigidity of rock itself.

 
  • 通过有限元公式推导可知,冻胀力随岩体孔隙率的增加而增大,随水变成冰的体积膨胀系数的增加而增大,随岩体本身的刚度(弹性模量)的增大而增大。
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