※ 有效应力原理 （ Principle of effective stress ）：饱和土中任意点的总应力总是 等于有效应力与孔隙水压力之和。
双语例句
1
Based on this absorbed suction concept, the classification of saturation in soil and a principleofeffectivestress are proposed for unsaturated soils.
基于湿吸力概念，分析并给出了有效应力公式，建议了非饱和土的状态分类及有效应力原理。
2
According to the working principleofeffectivestress, the constitutive relation between dynamic water pressure and rock contact pressure has been analyzed.
根据岩土有效应力作用原理，分析了动水压力和岩体接触压力间的本构关系。
3
The paper applies the nonlinear soil yield law of "principleofeffectivestress" based on porous medium to study influence of pressure distribution to adhesive force.