查询词典 numerical algorithm

Then they are calculated in numerical integration and compared with the experimental data. The numerical results coincide with the experimental data.

并用数值积分的方法迭代求解该表达式，所得到的数值结果与实验数据吻合很好。

In designing the course of the use of electric drive and PLC, numerical control technology, electromechanical integration, Siemens Numerical Control System, and other aspects of knowledge and theories.

在设计的过程中运用了电力拖动与PLC、数控技术、机电一体化、西门子数控系统等方面的知识和理论。

It is derived by the origins of numerical approximation integration and introduces some important methods of numerical integration in detail in the dissertation.

本文从数值近似积分问题的产生出发，详细介绍了一些数值积分的重要方法。

Numerical Calculation of Applied Mathematics important branch of linear equations numerical calculation is an important part.

数值计算是应用数学的重要分支，线性方程组求解是数值计算中的一个重要部分。

Theory analysis and numerical solution of the Maxwell s equations is a hot topic in both numerical mathematics and engineering communities.

它的理论分析和数值方法研究一直是数值和工程计算中的热点问题。

In the thesis, we study the applications of algebaric approximation in numerical mathematics, especially in the numerical solution of differential equations.

本文着重研究代数函数理论在计算数学领域中的问题和应用。

In the sixth part,we give the numerical result of these numerical method for this model.

第六章我们给出数值实验的结果。

How to solve the grey numerical model is a important problem for the research on the grey numerical model .

灰色数值模型的求解是研究灰色数值模型的一个重要问题。

After a series of study of numerical method related to impact dynamics, such as the transient finite element discretization method of conservation equations, numerical quadrature and hourglass control, the identification and redefinition of sliding interface and so on, the dissertation is aimed at to study a high efficient.

在分析八节点六面体单元出现沙漏变形的物理原因的基础上，通过引入抗沙漏节点力消除了因单点积分引起的各种沙漏模态。

By adapting the existed numerical methods for ordinary and delay differential equations, and matching certain suitable numerical quadrature formulas, Rosenbrock methods are constructed for delay integro-differential equations, the stability criteria of the methods are derived.

通过改造现有常及离散型延迟微分方程的数值方法，并匹配以适当数值求积公式，构造了求解时滞积分微分方程的Rosenbrock方法，导出了其稳定性准则。

Pachomius manual labour was organized as an essential part of the monastic life; and since it is a principle of the monks as distinguished from the mendicants, that the body shall be self-supporting, external work of one sort or another has been an inevitable part of the life ever since.

根据圣pachomius体力劳动组织作为一个重要组成部分寺院生活；以来，这是一个原则的和尚，作为有别于乞丐，该机构应自支撑，对外工作的这种或那种已一个必然的一部分，生活至今。

In order to study the effects of parametrical rolling on the ship movement and tilts, in allusion to ship's navigating in regular following waves, the equation of ship rolling motion is transformed into normal Mathieu equation by proper variable replacement when strong parametrical excitation in restoring moment varied according to sine or cosine wave.

为研究参数横摇对船舶运动和倾覆的影响，通过对船在规则波上随浪航行时，恢复力矩中出现的1个以正余弦规律变化的强参数激励项进行适当的变量置换，将船舶的横摇运动方程转换成标准形式的Mathieu方程。