查询词典 numerical calculation

First, some researches are made on the FEM numerical calculation.

首先，对有限元的数值计算进行研究。

In order to meet the needs of numerical calculation of mining engineering, two microcomputer programs on three dimensional and two dimensional nonlinear finite element method are developed based on many other researchers' works.

考虑到回采系统动态模拟和优化需要进行大量的计算工作，在前人工作的基础上，本文发展了微机化非线性三维和二维有限元程序。

By numerical calculation, the effect on the errors due to image processing, calibration of effective focal length and basic line is discussed.

通过数值计算分析了图像处理误差、有效焦距和基线标定误差对测量方法的影响。

The numerical calculation and simulation results show that the effect of the wall surface heat transfer on its internal temperature field is not serious, the cooling shcheme of ventilating duct can control the maximal temperature gradient on the focal surface within 0.4℃/m successfully and the characteristic structure of enclosed wall is effective on the heat transfer.

数值计算与仿真结果表明：壁面传热对其内部温度场的影响不大；利用通风管道的冷却措施可将焦面的最大温度梯度控制在0.4 ℃/m；围挡的特性结构对传热有效。

Having considered the effect of wave number setting on the numerical calculation result, the cubic spline interpolation method has been used to infill data in the wave number domain. An inverse Fourier transform realized by Gaussian integral method converts the K domain solutions to electromagnetic fields in real space.

针对波数域中波数取值对模拟结果的影响，采用三次样条插值加密波数域数据，用高斯积分实现Fourier逆变换将波数域解变换为空间域电磁场。

Firstly, Hallen integral equation was performed to analyze the antenna. Then, the Equivalent Theory was used to build the electric field integral equation, the EFIE was translated into matrix equations by Galerkin method, and the scattering field can be calculated by the surface currents of the metal target. Finally, numerical calculation to representative scatters was conducted.

首先推导了有耗媒质中圆柱对称天线的海伦积分方程；然后利用等效原理建立导体表面的电流积分方程，并采用伽略金方法将积分方程组转化为矩阵方程组，求解出散射体表面的等效电流分布，计算出其散射场；最后以典型散射体为例，进行了仿真计算分析。

This method gathers the analytical and numerical calculation.

该方法是集解析与数值计算为一体的混合分析计算方法。

The subsection integral is used to get a simple function at first in the numerical calculation, and boundary integral is realized by gauss integral on each panel and line, then the complexity and isstability as a result of the high frequency surge function can be avoided.

数值计算中，首先采用分部积分对被积函数进行简化处理，然后采用高斯积分实现面元和线元上的积分，避免了被积函数为高频振荡函数所带来的数值计算的复杂性和不确定性。

Use all PCA Gaussian elimination of linear equations, the solution process simulation and numerical calculation.

利用全主元高斯消去法对线性方程组的求解过程进行数值模拟与计算。

The numerical calculation show that load transfer and settlement of composite groundsill is affected by the thickness and modula of soil layer .

计算结果表明，在进行复合地基载荷试验时，载荷板下的垫层厚度及变形模量会对复合地基的荷载传递特性以及沉降产生影响。

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。