... finite difference simulator 有限差分模型 finite difference solution 有限差分解 finite difference time migration 有限差分时间偏移 ...
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Characteristic solution and finite difference solution 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。
On the basis of the variational method, a finite difference solution 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。
Characteristic solution and finite difference solution are derived respectively and water saturation distribution curves are presented and the law of the moving boundary is found.
这种模型属于具有活动边界的非线性问题，分别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。
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