An implicit difference scheme was proposed.
提出了一个隐式差分格式。
The hybrid difference scheme and SNIP method were employed.
采用混合差分格式和SNIP方法进行数值求解。
Drainage confluence is calculated by implicit difference scheme.
河网汇流采用隐式差分格式。
V. equation. A mixing leap-frog and C-N finite difference scheme is proposed.
方程周期初值问题构造了其C-N，“蛙跳”混合差分格式。
The finite difference scheme - ADI method is used to solve the seepage field model.
采用交替显隐式有限差分格式对渗流场模型进行了求解。
A high order accurate upwind compact difference scheme for N-S equations is developed.
利用高精度差分格式求解了可压缩n - S方程球头热流问题。
Splitting method and implicit time difference scheme are used in the numerical calculation.
数值计算中采用了分解算法及隐式时间差分方案。
A good and feasible difference scheme should satisfy the consistency, stability and convergence.
一个好的和实用的差分格式应满足相容性、稳定性和收敛性。
Secondly, a compact ADI difference scheme is presented by introducing a variable of intermediate value.
本文研究二维常系数反应扩散方程的紧交替方向隐式差分格式。
This paper is on an application of the upwind difference scheme proposed by the author in a previous paper.
本工作是用作者提出的迎风格式计算轴对称喷管的定常超音流动问题的一个尝试。
Finally, the finite difference scheme was interpreted by a discrete random walk model under a certain condition.
最后，对上述的两层有限差分格式在一定条件下进行了离散随机游走的解释。
The perturbational finite difference method (PFD) is a new method of constructing high accurate difference scheme.
摄动有限差分（PFD）方法是构造高精度差分格式的一种新方法。
The completely conservative difference scheme for hyperbolic differential equations in three dimensions is studied.
研究三维双曲型方程组的完全守恒差分格式。
A high order finite difference scheme is constructed based on non-uniform meshes for aero - (acoustics) applications.
研究了非等距网格下高阶精度有限差分方法用于气动声学问题的可行性。
The convection term is discretized with upwind-central difference scheme, while the pressure equation is solved by SOR.
对流项用迎风—中心差分格式模拟，压力方程用SOR法迭代求解。
The energy equations of the oil film and the bush are solved simultaneously by using an efficient finite difference scheme.
用一有效的有限差分法同时求解油膜和轴瓦的温度控制方程。
Using the variational principle, the difference scheme with thermal-flux form in the irregular structured mesh is presented.
用变分原理在不规则结构网格上建立热流通量形式的差分格式。
In the article, the fully discrete finite difference scheme for a special nonlinear reaction-diffusion equation is established.
对一类特殊的非线性反应扩散方程进行完全离散，得到非线性的有限差分格式。
The numerical solution of incompressible viscous flow over an aerofoil is obtained by H-type grids and a special difference scheme.
本文用H型网格和特殊的差分格式数值求解了粘性不可压缩叶型绕流。
In this paper, we are concerned with scalar conservation law in one space dimension. We design a nonlinear conservative difference scheme.
本文考虑一维单个守恒律方程，对其设计了一种非线性守恒型差分格式。
In this paper, a simplified mathematical model on tracer density equation is given, and an implicit difference scheme on the model is derived.
通过对示踪剂质量浓度方程的简化处理，给出了一种简化的数学模型，以及一种简化模型的隐式差分格式。
An alternating direction implicit difference scheme is proposed in combination with extrapolated treatment of the conditions on the outer boundary.
对于隐式差分格式，建议了一种交替方向追赶和外边界插值相结合的办法。
We examine the super compact symmetric finite difference scheme (SCSFD) and compare it with traditional difference methods and compact difference methods.
用分块流水线方法设计了超紧致差分格式的并行算法，进行数值实验及并行性能分析。
The spatial flux terms are discretized by using central difference scheme and the time integration is performed by using explicit scheme in the flow solver.
流场求解时采用中心差分的有限体积方法对空间通量项进行离散，采用显式推进方法进行时间方向的积分。
The trio-layer explicit difference scheme which is added artificial viscosity item is found by using filteration in the computation of ablated nosetip shape.
在再入端头烧蚀外形计算中，通过对物形参数的自动滤波处理，构造出了一种附加人工粘性项三层显式差分格式。
Compact finite difference scheme (CFDS) on non-uniform meshes and their truncation errors are constructed by matching the Taylor series coefficient expansion.
采用泰勒展式系数匹配的方法构造基于非等距网格的紧致差分格式并得出了它的截断误差。
Finally, the boundary treatment of the compact finite difference scheme is discussed and compared with the numerical result with periodic boundary conditions.
最后讨论了有限差分紧致格式的边界处理问题，并与用周期边界条件计算的结果进行了比较。
In this paper we constructed an exponentially fitted difference scheme for singular perturbation problem of hyperbolic-parabolic partial differential equation.
本文对双曲-抛物偏微分方程奇异摄动问题构造了一个指数型拟合差分格式。
Then the new step function space is introduced and stability problem for the finite difference scheme is discussed by means of variational approximation method.
然后引入新的步长函数空间，并在这个空间上，采用变分近似法讨论该格式的稳定性问题。
Then the new step function space is introduced and stability problem for the finite difference scheme is discussed by means of variational approximation method.
然后引入新的步长函数空间，并在这个空间上，采用变分近似法讨论该格式的稳定性问题。
应用推荐