It is investigated using finite difference time domain method based on Drude model.
采用基于等离子体物理模型的时域有限差分法对其进行了研究。
The property of the near field subwavelength imaging in a metal thin-film structure is investigated using finite difference time domain method based on Drude model.
采用基于等离子体物理模型的时域有限差分方法模拟了金属薄膜近场成像特性；采用薄膜传输矩阵方法计算了金属薄膜对倏逝波分量的放大作用。
The numerical schemes of DNS are based on finite difference methods.
DNS的数值方法基于有限差分法。
In the pricing of convertible bonds, finite difference method is often used.
常用的可转换债券定价的数值解法是有限差分方法。
Principles for constructing advanced finite difference schemes are analyzed.
分析了现代先进数值格式的构造原则。
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 sensitivity matrix was calculated numerically by the finite difference method.
灵敏度系数矩阵是通过有限差分方法近似计算得到的。
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。
The time domain finite difference and the finite element method are more convenient.
有限差分法和有限单元法在时间域里更为方便。
Authors described and analyzed the finite difference method and finite element method.
作者阐述并分析了有限差分方法和有限元方法。
Using the finite difference method we calculate the distribution of the electromagnetic field.
利用有限差分法实现了其正演计算，获得了电磁场的分布。
A high order finite difference forward modelling method was proposed to improve its efficiency.
为了提高其效率，提出了一种高阶差分正演模拟方法。
The objective function can be built based on the finite difference modeling for the wave equation.
在波动方程有限差分数值模拟基础上，用波形记录残差平方并建立目标函数。
Finally, the project is studied by finite difference analysis method and guidance for construction is brought.
最后，对实际工程进行数值分析，提出对施工中的指导意见。
By using finite difference method, the derived equation was solved coupling with energy conservation equations.
利用有限差分法将该方程与能量守恒方程进行了耦合求解。
The method to calculate temperature profile is to combine finite difference of time with finite element of space.
温度场的计算采用时间域上的有限差分及空间域上的有限元相结合的方法。
The numerical solution is obtained by finite difference divergence of time, and finite volume divergence of space.
采用时间有限差分离散，空间有限体积离散的方法求问题的数值解。
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。
Finite Difference Method (FDM) is usually used for calculating the temperature field of casting solidification processes.
有限差分方法是凝固过程温度场解析的常用数值计算方法。
Numerical solution is given to mathematical model of formation temperature field by full implicit finite difference method.
并利用有限差分方法，对温度场数学模型进行数值求解。
Therefore, the Direct Finite Difference Method is regarded as a promising method of numerical simulation of solidification.
因此可以认为，直接差分法是进行凝固数值计算很有前途的方法。
This article discusses the suitability of using Direct Finite Difference Method for numerical simulation of solidification.
本文论述了直接差分法对于凝固过程数值计算的适用性。
Compared with Finite Element Method and Finite Difference Method, Boundary Integral Equation Method is computationally more efficient.
与有限元法和有限差分法相比，该方法具有更高的计算效率。
The results of transient temperature field calculated by finite difference method and ANSYS software agree with the experimental results.
高压氮气淬冷温度场的有限差分法计算结果和ANSYS有限元分析软件计算结果与实测结果吻合较好。
Base on the Fourier law and conservation of energy, and combine the finite difference, this dissertation deduce finite difference temperature model.
以傅里叶定律和能量守恒定律为基础，结合有限差分理论推导出有限差分温度计算模型。
It is briefly introduced that three-dimensional finite difference numerical equation is built according to Darcy's law and water equilibrium principle.
又简介根据达西定律和水均衡原理，建立了三维有限差分数值方程及其解法。
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。
Dendrite growth has been simulated with the phase field method and finite difference schemes on a two dimensional rectangular domain with a uniform square mesh.
采用相场模型和有限差分方法，模拟了过冷纯金属熔体的枝晶生长，计算区域为二维正方形均匀网格。
Dendrite growth has been simulated with the phase field method and finite difference schemes on a two dimensional rectangular domain with a uniform square mesh.
采用相场模型和有限差分方法，模拟了过冷纯金属熔体的枝晶生长，计算区域为二维正方形均匀网格。
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