数值计算

Pass numeric computation, the dot on the axis in researching diffractive field and the spectral change that cross section manages and spectral switch phenomenon, and the influence with spectral to point of observation length of be concerned with.

通过数值计算，探究衍射场中轴上点和横截面处的光谱变化和光谱开关现象，以及相干长度对观察点光谱的影响。

Through detailed calculation and analysis of the dispersion characteristic of the noble metals like Au and Ag, we found that the group velocity combined with the group refractive index can change from negative to positive with increase of the photons energy in the visible Drude region and has the spectral property which is in agreement with the experimental results obtained in this work.

通过对贵金属Au和Ag的光学常数的色散特性分析和数值计算，发现在可见光的Drude光谱区，表征光子能量传播方向的群速度和群折射率的值会随光子能量的增大而发生从负到正的改变，这与本论文研究的实验测量和观察结果相符合。

To validate the scheme,the backscattering of vacuum and filled spherical shell submerged in water was calculated.

结果表明，在低频时，散射声场的数值计算结果与解析解较吻合。

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。

In this paper a preliminary numerical simulation method of how to deter -mine the spherical detonation wave position with moving tracer particles is introduced.

本文介绍了一种用示踪点的移动来确定球面爆轰波位置的HELP数值计算的近似方法。

Violent earthquake waves will be produced when an underground spherically packed explosive is blasted, and their propagation mode is affected by many factors.

张景山等曾对我国的地下核爆炸应力波传播、演化进行了一维数值计算；工程兵三所也做过这方面的工作。

Numerical simulation of Jiudianxia spillway tunnel is performed and the results are analyzed by being compared with the experimental observations.

5在原设计方案数值计算结果的基础上，针对原方案设计中wES段存在负压的问题，提出加肥WES段体型的改进方案。

This is the numerical calculation frequently used spline interpolation procedures in the MATLAB environment direct use.

这是在数值计算时经常用的样条插值的程序，能够在在MATLAB环境下直接运用。

The algorithm and condition for shape preserving interpolation of T-B spline are described,and two samples of numerical calculation are given.

给出了T-B样条曲线保形插值算法的保形性条件，并给出了数值计算例子。

The results of the studies indicate that the fluctuations of two quadrature components of light can be squeezed periodically, and this squeezability is related to the initial state of the system.

数值计算结果表明，光场的两个正交分量的均方涨落均呈现周期性的压缩，其压缩程度与系统的初始状态有关；光场光子的统计性质也依赖于系统的初始状态，光场两模之间的相关是一种非经典相关。

But we don't care about Battlegrounds.

但我们并不在乎沙场中的显露。

Ah! don't mention it, the butcher's shop is a horror.

啊！不用提了。提到肉，真是糟透了。