查询词典 explicit difference scheme

Secondly, the gun barrel temperature field is solved by two-dimensional and one-dimensional heat conduction model with finite element method and finite difference scheme respectively.

其次通过对身管二维轴对称传热模型和一维径向传热模型的数值计算，研究了身管固壁的传热问题。二维轴对称传热计算采用了有限单元法，一维径向传热计算采用了有限差分法。

Firstly , one energy conservative finite difference scheme for SRLW equation of two levels and two of three levels are proposed in this paper.

所提的格式严格保持了方程原来所具有的守恒律。

Based on the spherical harmonic functions expansion and finite difference for discretization of transport equation, an inverse power scheme is presented for calculation of the k-eigenvalue problem.

基于球谐函数展开和有限差分离散，给出了中子输运方程的源项反演逼近的反幂算法，该方法的优势是在适当的初值条件下可以显著提高计算速度。

In the first part we consider the convergence and stability of finite difference scheme for Landau-Lifshitz equation in one dimensions space and 2d radial symmetric Landau-Lifshitz equation.

在第一部分，我们研究一维Landau-Lifshitz方程非齐次边值问题和二维柱对称Landau-Lifshitz方程Neumann边值问题的有限差分格式。

This paper discusses this topic under consideration of the group structure of finite difference scheme in traditional fluid dynamics.

这种趋势的背景源于流体力学问题本身的强非线性，一般经典的数学手段难于处理，需要引入能对付大范围强非线性问题的数学手段。

Based on the general harmonic mean difference scheme, a program is coded for the flow and heat transfer in a porous media with three phases and two components. The developments of the temperature, pressure and the fluid saturation are computed.

利用文中提出的广义调和平均差分格式，建立了孔隙介质中三相两组分数值模拟程序，模拟计算了温度场、压力场和流体饱和度场的发展。

With high-density grid and high order difference scheme, such as QUICK, the computation can get better results.

对搅拌槽内计算结果的最终改善需要采用新的方法才能从根本上提高计算结果的准确性。

Through error analysis, we prove implicit difference scheme is steady and convergent.

通过误差分析，证明了所建立的隐式差分格式是稳定的。

And then,we propose an implicit finite difference scheme for the similar problems.

接着，本文提出一个隐式差分格式求解上述类似问题。

This paper gives a 45 degree up-going wave equation with an absorbing layer and constructs its implicit difference scheme.

给出了附加吸收层的三维45°上行波方程，构造了该方程的一种隐式差分格式。

Chimborazo and Cotopaxi, took me by the hand.

越过琴博腊索山和科托帕克西山。

This car is in a good condition.

这辆车的状况很好。