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On the problem of model parameter determination, the singularity distribution method is used to derive the expressions for numerically calculating the added mass arised from vibration of the structure under three-dimensional case; The aero-dynamic damping ratio is identified from the testing data based on the methods of empirical mode decomposition, improved random decrement and Hilbert transformation; The reduced-order spectral representation method is also deduced in this chapter based on the technique of proper orthogonal decomposition.

在模型的参数计算上，采用奇点配置法推导了三维情形下结构振动诱导流场附加质量的数值计算方法；联合采用经验模态分解、改进的随机减量法及Hilbert变换对索穹顶结构的气动阻尼进行了识别分析；推导了基于本征正交分解的降阶谱解法。

It is simulated numerically the transmission of beams phase modulated and spectrally dispersed by the unit for smoothing by spectral dispersion put in the laser driver for inertial confinement fusion.

用数值方法研究了激光驱动器系统中使用光谱色散平滑单元后光束的衍射特性。

It is important and interesting to simulate numerically the movement of fluid flow with spherical geometry: when we study some problems such as weather prediction, fluid flow inside the earth, and some equations in oceanic science and astronomical physics.

在研究诸如天气预报，地球内部流体流动，海洋科学以及天体物理中某些问题的时候，经常需要数值模拟流体在球形区域内部的运动。

In this dissertation, solar chromosphere-corona models are extended to spherical geometry for the first time. By using time-dependent, compressible MHD simulation, we numerically study, either 2-dimensionally or 3-dimensionally, the local and global propagation processes of the disturbances in solar atmospheric models.

本文首次将太阳色球层-日冕模式推广到球坐标情形，利用时变可压缩磁流体动力学模拟，对太阳大气模式中扰动传播的局地及全球问题进行了二维和三维数值研究。

The solarterrestrial transit process of three successive CMEs during November 4-5, 1998 has been investigated numerically in onedimensional spherical geometry. These CMEs interact with each other while they are propagating in interplanetary space and finally form a "Complex Ejecta".

在一维球坐标系下模拟了1998年11月4日至5日3个连续日冕物质抛射在行星际空间的传播和相互作用并最终形成"复杂抛射"的日地传输过程。

In order to simulate the global characteristics of wave propagation in solar chromosphere-corona, by employing a 2-dimensional MHD simulation subjected to a self-consistent non-isothermal, non-uniform initial state in spherical geometry, we study numerically the global propagation process of disturbances initiated by a pressure pulse implemented at the bottom of chromosphere.

在球坐标中一自洽的非等温非均匀等离子体初态下，应用二维理想磁流体动力学全球模拟，对色球底部压力脉冲引起扰动传播的全球问题进行了数值研究。

Based on the conversation equations for hydrodynamics and chemical reaction dynamics, by adopting the k-e turbulent model and the EBU-Arrhenius combustion model, the SIMPLE algorithm was used to investigate numerically the methane-air premixed gas vented explosion process in the two-dimensional space of the spherical vessel with a conduit for explosion venting.

为了得到球形容器内可燃气体的泄爆强度产生机理以及燃烧火焰与压力传播的基本规律，从流体力学和化学反应动力学守恒出发，采用κ-ε湍流模型和EBU-Arrhenius燃烧模型，利用SIMPLE算法对带泄爆导管的球形容器二维空间内甲烷－空气预混气体的泄爆过程内外场进行了数值计算，获得了气体燃烧过程中火焰和压力传播特性以及气体流动特性，能够比较清晰地反映泄爆的整个过程。

The successful simulation shown that the flow in the stepped spillway could be numerically calculated.

说明采用数值模拟的方法研究台阶式溢洪道，以此得到真实的水力特性是可行的。

In the present work, we educed the systematic energy functional of the binary lipid membrane model. And based on the phase kinetics of continuous systems, we established the governing equations for the phase separation in binary lipid membrane under stationary shear flow. Then, by means of the cell dynamical system approach, the equations were numerically solved, intuitively giving out the domain morphologies and membrane shapes.

在本论文工作中，我们导出了两组分磷脂膜模型的系统能量泛函，基于连续系统的相场动力学，建立了稳定剪切流场作用下的两组分磷脂膜的相分离动力学控制方程，进而利用元胞动力学系统方法对控制方程进行数值求解，直观地给出了微区域形态和膜形状。

According to the theory of coupling of solid and fluid, the influence of fault step and dip angle on the stresses and deformations of coal layer and confining rock along with the pressure of pore water are numerically simulated by finite element method during the process of excavation above a confined aquifer. The mechanism of water inrush and the potential point of water inrush are explored. The distance of coal column for preventing water inrush is also analyzed quantitatively.

根据流固耦合理论，采用有限元数值模拟的方法，针对承压水体上采煤过程中断层参数对煤层、围岩的应力、变形和水压力变化的影响进行了模拟分析，探讨了存在断层时突水的机理和可能的突水点位置，并定量分析了防水煤柱的预留距离。

The split between the two groups can hardly be papered over.

这两个团体间的分歧难以掩饰。

This approach not only encourages a greater number of responses, but minimizes the likelihood of stale groupthink.

这种做法不仅鼓励了更多的反应，而且减少跟风的可能性。