Compared with the finite difference method, this method has the features of cleavability in physical concept and simplicity in algorithm.
与有限差分法相比，有限容积法具有物理意义明确、算法简单等优点。
The results of the precise integration method agree well with the theoretical solution and have higher precision than those of the finite difference method.
数值算例表明，用精细积分法得到的解与精确解十分吻合，比有限差分法具有更高的精度。
The results show that the finite difference method can preferably predict break through curves of multicomponent competitive adsorption systems, and reflect the adsorption characteristics.
计算结果表明采用有限差分数值方法能较好地预测多组分动态穿透曲线，同时能较好地反映多组分气体的竞争吸附特性。
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