【摘要】 本文用多重网格特征有限元方法求解溶质运移问题,有效的克服了通常数值方法中数值弥散、计算速度慢、计算量大等缺点。更多还原

【Abstract】 The multiple grid-characteristic finite element method is used to solve convection anddispersion problems. This method can avoid such shortcomings as the numerical dispersion, slowcalculation and large calculating quality of usual method.更多还原