本文首先回顾了瑞雷波勘探、地震波有限差分模拟和FCT方法的研究现状；
The dissertation firstly reviews the Rayleigh wave exploration, seismic wave simulation and FCT finite difference method of the status quo;
该系统可实现温度参数的采集、存储、分析与控制功能、并能通过炉内温度场的有限差分模拟进行产品质量预测。
The system can achieve the temperature parameters of the collection, storage, analysis and control functions, and pass the furnace temperature finite difference simulation product quality forecasts.
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 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.
在声波波动方程有限差分波场数值模拟中，由于计算模型的限制，导致很强的人为边界反射的产生。
In numerical wave simulation of finite difference for acoustic wave equation, due to the limitation of computer model, there inevitably exists strong artificial boundary reflection.
有限差分束传播法则能够准确地模拟波导的性能。
The finite difference beam propagation method(FD-BPM) can simulate the performance of the waveguide accurately.
采用有限差分方法，自行开发了连铸过程的凝固温度场模拟软件。
The finite differential method was applied to develop a simulation software for solidification temperature field in continuous casting.
基于微带天线，采用FDTD(有限时域差分方法)对天线进行建模和模拟。
Based on microstrip antennas, the antenna is modeled and simulated by the FDTD (Finite Difference Time Domain).
伪谱法利用傅立叶变换和有限差分求解波动方程，是三维波场正演模拟的重要方法之一。
The pseudo-spectrum method uses Fourier transform and finite difference to solve wave equation. It is one of the important methods used to simulate the seismic wave field.
利用FDTD(时域有限差分方法)对多根细线天线的瞬态响应特性进行了数值模拟。
FDTD (Finite Difference Time Domain) method was used to numerically simulate the transient radiating and scattering characteristics of thin wire antennas.
文中设计了等离子体粒子模拟的计算机模拟实验方案，验证了有限大小粒子和时间差分方法引起的对于色散关系的偏离；
The computer experimental scheme to simulate the plasma particle is de-signed. The simulation result shows the effects of finite—size particle and time difference on dispersion relation.
利用FDTD(时域有限差分)方法对多根未加载的细线天线以及加载的细线天线瞬态响应特性进行了数值模拟。
FDTD method was used to numerically simulate the transient radiating and scattering characteristics of thin wire antennas and linearly loaded thin wire antennas.
基于声波或弹性波方程的有限差分方法是数值模拟地震波场或合成VSP地震记录的有力工具。
The finite difference methods based on acoustic or elastic wave equation are very useful tools for wave-field numerical modeling or VSP data synthesizing.
根据有限差分方法，编制了承压含水层渗流模拟软件。
A software of simulating water movement in confined aquifer was developed with finite different method.
在众多的波导模拟工具中变分有效折射率法和有限差分束传播法都是实用性非常强的。
Variational-Effective index method and Finite difference beam propagation method(FD-BPM) are both practicable waveguide simulation tools.
然后，通过时域有限差分技术模拟了非线性的光子晶体的双稳行为。
Then, the bistable behaviors of nonlinear PC defects are simulated by use of the finite-difference time-domain technique.
由此提出了扩展边界节点的概念，并使用有限差分法，对所得到的差分方程组进行了计算机求解及模拟。
The concept of extended boundary node was presented. By using finite difference method, the solution of the gained difference equations was given and simulated by computer.
笔者利用有限差分软件FLAC3D，对单层介质半无限大体和三维路基体的瑞利波传播特性以及频散曲线进行了数值模拟分析；
Rayleigh wave propagation and dispersive curve in single layers semi-infinite space model and three dimensional road embankment are studied comprehensively by using finite difference software FLAC3D.
本课题还利用有限差分方法，编写一个程序，用来模拟反应注射成型制品的固化冷却过程。
This thesis also makes use of the limited cent method to write a program by myself, which is used to imitate solidifying and cooling of the product of RIM.
最后，利用高阶的交错网格有限差分方法，我们模拟了地震波在具有随机分布裂缝岩石中的传播特征。
Numerical modeling results for seismic wave propagating in rocks with random dis- tributed fractures using a staggered high-order finite-difference (SHOFD) are also presented.
时域有限差分（FDTD）算法被广泛地用于模拟电磁场的传播。
The finite-different time-domain(FDTD) method has been widely used to simulate the transient solutions of electromagnetic wave propagation.
利用时间域有限差分(FDTD)法将麦克斯韦方程进行离散化，可以对地质雷达进行数值模拟。
Maxwell's equations can be discretized by finite difference time domain (FDTD) to simulate ground penetrating radar (GPR).
应用有限差分方法，采用不规则多边形剖分，对昌马冲洪积扇区地下水资源数量的变化趋势进行了模拟计算。
The paper predicts the changing tendency of groundwater resource in Changma alluvial fan by numerical modeling, applying the method of finite difference and irregular polygon cells.
以某钢厂宽板坯连铸结晶器为研究对象，利用商业软件PHOENI CS建立一个三维有限差分模型，模拟宽板坯连铸结晶器内钢液的流动分布。
The fluid flow in a wide slab continuous caster mold was simulated by a three-dimensional model set up using the commercial software PHOENICS.
应用有限元和有限差分方法对激光热处理过程的温度场、组织场进行了数值模拟计算。
The temperature field and microstructure field during laser heat treatment process were calculated using Finite Element Method or Finite Difference Method.
数值计算运用时域有限差分（FDTD）法，数值模拟结果为以后的反应器流光放电模拟及结构优化提供依据。
The procedure is based on a finite difference time domain(FDTD) scheme. The numerical results will offer theoretic reference for streamer discharge simulation or geometry optimization of reactor.
以提高无线电引信抗高功率微波干扰的能力为应用背景，采用基于时域有限差分方法（FDTD）的电磁场仿真软件XFDTD6.0，数值模拟高功率微波（HPM）的孔缝耦合特性。
To have radio fuze making better resistance to HPM jamming, the slot coupling characteristics of HPM pulse into cavity are studied by using the software XFDTD6.0 based on the method of FDTD.
以提高无线电引信抗高功率微波干扰的能力为应用背景，采用基于时域有限差分方法（FDTD）的电磁场仿真软件XFDTD6.0，数值模拟高功率微波（HPM）的孔缝耦合特性。
To have radio fuze making better resistance to HPM jamming, the slot coupling characteristics of HPM pulse into cavity are studied by using the software XFDTD6.0 based on the method of FDTD.
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