研究了变形体虚功原理的理论和建立方法，并将其用于建立接触问题有限元法计算公式。
The theory of virtual work principles of deformable bodies and the technique to derive their expressions are studied and applied to contact problems to build FEM formulas.
采用非饱和土强度理论和极限平衡法，得出考虑降雨入渗渗流力作用下的路基稳定性计算公式。
Based on the unsaturated soil strength theory and limit equilibrium method, this paper obtains the calculating formulae for the roadbed stability under the effect of seepage force of rain.
从理论上导出了离子选择性电极一次标准加入法测量结果的相对误差计算公式。
The calculating formula for the measuring relative error of standard addition method of ion selective electrode was obtained.
应用推荐