Characteristic solution and finitedifferencesolution to the model are derived respectively and water saturation distribution curves are presented.
分别运用特征线法和有限差分法求解，得到了含水饱和度分布和活动边界的变化规律。
2
On the basis of the variational method, a finitedifferencesolution is presented for shear lag effect in Qiantang River Bridge with box section of varying depth.
本文结合钱塘江二桥应用变分法推导了变截面箱形梁剪滞效应的微分方程并利用有限差分法求得解答。
3
Characteristic solution and finitedifferencesolution are derived respectively and water saturation distribution curves are presented and the law of the moving boundary is found.