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- The CPU time of the Hermite-Galerkin approximation is greatly less than that of the finite difference method. 对Navier-Stokes方程构造的Hermit-Galerkin近似 与有限差分近似相比，Hermite--alerkin近似数值分析的时间减少了许多。
- Under the spherical coordinate, the tsunami propagation model is built to simulate the transoceanic-tsunami travel time by finite difference method. 本文基于强震台网提供的地震要素，从理论上讨论海啸预警时间计算方法。
- A quasisteady developing equation is discussed.The existence and uniqueness of classical solutions of this problem are obtained by difference method in time. 讨论了一个拟定的发展方程,并利用对时间差分方法得到这个问题古典解的存在唯一性。
- Abstract: A quasisteady developing equation is discussed .The existence and uniqueness of classical solutions of this problem are obtained by difference method in time. 文摘:讨论了一个拟定的发展方程，并利用对时间差分方法得到这个问题古典解的存在唯一性。
- Describe the pressure variation of node in grid with bilinear interpolating function.These equations are dispersed in time by using backward difference method. 用双线性函数描述网格结点的压力变化，在时间上用向后差分法进行离散。
- The nonlinear differential equations are solved using finite difference method. 用有限差分法求解非线性微分方程组。
- The buckling critical load is calculated with finite difference method. 用差分法求解这个方程，得到了连续油管的临界失稳载荷。
- A finite difference method with accuracies of fourth order in space and second order in time is proposed for time-periodic solutions of a nonlinear parabolic boundary value problem. 摘要建立了一个用于求解非线性抛物型方程时间周期解的有限差分方法，在空间和时间方向上该方法分别具有四阶和两阶精度。
- In this paper, the mudstone acoustic time difference method and the vitrinite reflectance method are used to calculate the Lower Cretaceous denuded thickness in the Santanghu basin. 文中利用泥岩声波时差和镜质体反射率法计算了三塘湖盆地下白垩统的剥蚀量,两种方法得出的结果吻合较好。
- Simulation based on excavation of Shanghai M8 runnel Huaihai Road station used finite difference method to calculate and analyze the space and time effect of part divided excavating. (2)考虑轨道正上方土体分段开挖的时空综合效应,对土体的开挖应该在保证空间效应变化不大的情况下尽量缩短开挖及坑底暴露时间,有利于减少基坑变形及基坑下方隧道的纵向变形。
- He used different methods to test for allergies. 他用不同的方法测定变态反应性。
- Using limited difference method the stretching amount of a basin may be calculated. 通过有限差分方法解该方程可计算盆地的拉伸量。
- In this paper, difference method is used for solving tangential stress at the boundary on the basis of BEM. 本文在边界元法分析的基础上,用差分法计算边界切向应力。
- Two different methods, two different results. 两样做法， 两种结果。
- Record different methods of decorating a kite. 记录下装饰风筝的不同方法。
- The way of using finite difference method to solve the dynamic response factors of a two dimension prob lem is shown. 同时还介绍了用有限差分法计算二维问题的响应系数的方法。
- Fruit juices ferment if they are kept a long time. 果汁若是放置很久，就会发酵。
- By using a full-hidden finite difference method a numerical calculation was conducted of the above-cited model. 采用全隐式有限差分方法对模型进行了数值计算。
- Time is sometimes called the fourth dimension. 时间有时被称为第四度空间。
- I think the work can be completed ahead of time. 我认为这项工作能提前完成。
