查询词典 numerical algorithm

The genetic algorithm was used to solve the problem to avoid the weakness of the traditional graphical or numerical method.

针对传统的图解法和数值解法的缺点，采用遗传算法对该模型进行求解。

We also use the trust region algorithm for the numerical test of the inverse problems in gravimetry and the parameter identification in 1d and 2d elliptic PDE.

我们并对该算法分别用二维PDE的参数识别问题和重量测定中的反问题进行数值试验，试验结果表明了我们算法的正确性。

The bias of calibration results is analyzed by numerical simulation, and its application in HF ground wave radar OSMAR2000 shows this algorithm effective and credible.

通过对模拟的海洋回波的数据进行处理，分析算法的幅相误差校准值的估计偏差。将此算法应用在实测数据处理中，验证了其有效性及可靠性。

The structures, modeled with the smallest volume of magnet and the shortest pole length, were simulated and optimized by combining the multi-objective hybrid genetic algorithm of the software package Matlab and the numerical calculation with the software package Ansys.

利用带有约束条件的多目标混合遗传算法，通过Matlab编程与Ansys软件的交互运算，实现了对密封结构的优化设计。

The algorithm for body-fitted coordinate grids generation is one of the key techniques of numerical simulation in hydrokinetics.

贴体坐标网格生成算法是流体动力学等领域中进行数值模拟的关键技术问题。

The operating process of liquid apogee engine (N2O4/MMH) thrust chamber is studied. By applying the SIMPLE algorithm with staggered grid, the numerical model is established. The atomization mechanism and decomposition combustion of hypergolic rocket propellant are considered in the model.

研究了远地点发动机(N2O4/MMH)的推力室工作过程，考虑了自燃推进剂的雾化、蒸发以及化学反应流动过程，采用交错网格系统的SIMPLE算法，得到了不同边区冷却流量对推力室的内流场和燃烧效率的影响结果，数值计算的结果与理论分析相符合，为推力室工作过程的稳定性分析提供了重要参考。

A numerical algorithm to simulate the hypersonic inviscid Flow fields of chemical non equilibrium is presented in this paper .

本文给出了求解高超声速化学非平衡无粘流场的数值模拟方法。

Studying the algorithm for solving ill-conditioned linear system of equations is an important task of numerical calculation studying.

病态线性方程组解法的研究是数值计算研究的一个重要课题。

Finally, the algorithm is illustrated by a numerical example, the result of which is feasible and effective.

文章的最后，通过一个例子来说明这个算法的有效性。

The contact constraint conditions of the contact-impact model are described by the velocity field, so that it can satisfy the physical impenetrability constraint better and decrease the oscillation of the numerical algorithm.

本文接触—冲击有限元模型，以接触面速度场施加接触约束，不仅更符合物理上非刺穿条件，而且可以减小冲击接触算法振荡。

Fostering the concept of multi-culture firmly and mastering the development of advanced culture correctly are conductive to resisting terrorism, separatism of nationalities and ultraism of religion, which is of great academic theoretical, immediate and profound historical si...

牢固树立多元文化的理念和正确把握先进文化的发展方向，有助于在世界范围内自觉地抵制恐怖主义，民族分裂主义和宗教极端主义。不仅具有重大的学术理论意义，而且也具有重大的现实意义和深远的历史意义。

But if anyone walks in the night, he stumbles, because the light is not in him.

11：10 若在黑夜行走，就必碰跌，因为那光不在他里面。