查询词典 derived equation

From continuity equation and Navier-Stokes equation, non-dimensionalized stream function-vorticity equations is derived.

这是能否用有限元方法正确描述流场的关键。

Methods From Newton's equation and the continuity equation, an equivalent analogue circuit model can be derived for each small segment of the coronary arteries.

根据牛顿定律和连续性方程，用电路分析模型来表示冠状动脉的每一小部分。

A integral equation formulation is derived based on modified Green's operator with norm less or equal to one. The integral equation is convergent for any conductivity distribution and frequency if iterative solvers are used.

利用范数小于或等于1的修正Green算子得到各向异性地层中的新积分方程，由于满足压缩映射条件，该积分方程在任意参数条件下总是迭代收敛的。

Equation (1) is Gauss theorem, it is can be derived from Coulomb's law, expressed the electric field diverges outward from the charge, equation (2) expression does not exist a separate poles.

方程式（1）就是高斯定理，它可以从库仑定律推导出来，表述电场从电荷向外发散，方程式（2）表述不存在单独的磁极。

The governing equation of in-plane vibration of cable-restraint system is derived by means of D'Alembert principle, and then those partial differential equations are transformed into a set of ordinary differential equations by Garlerkin method. The method of Runge-Kutta integration is applied to solve the equation. The simulation analysis is made to prove that this vibration control has obvious damping effects and then the influence of cable tension, support mass, natural frequency and spring stiffness on the damping are discussed. Eventually, the approximate analytic solution of the optimum damping parameter is obtained to provide a simple and effective reference and design method for the engineers.

通过D'Alembert原理建立拉索－弹性约束系统振动方程，通过Galerkin方法将偏微分方程转化为常微分方程，应用龙格－库塔积分法求解方程；经过仿真分析，验证了该振动控制具有明显的减振效果，并且讨论了初始拉力、支座质量、振动频率及弹簧刚度对减振效果的影响；最后给出了计算最优阻尼参数的近似解析式，为工程师提供了简便有效的参考依据及设计方法。

Based on the internal and external electrical field integral equation, the inversion equation is derived.

该方法是基于场点在目标区内、外的电场积分方程，建立适合于6FF40的反演积分方程。

Based on nonlinear integral equation,the inversion equation is derived by using the variational principle.

该方法基于非线性积分方程，利用变分方法来建立反演方程。

Based on the M/S equation for iron magnetic materials, the magnetic memory equation is derived.

依据铁磁材料的磁致伸缩方程，推导出磁记忆方程，并进一步解释了磁记忆效应，阐明了应力与地磁场的作用。

By use of dynamic wave equation,the general slope flow equation is derived by matrix theory.

采用运动波方程，用矩阵理论推导出坡面流的一般方程，结合森林生态系统的功能，分析了坡面流的局部损失和总阻力，为研究森林控制非点源污染输移提供了理论依据。

Based on the analytical solution of heat conduction equation, an equation of temperature wave of the type of Fourier series was derived to predict the response of temperature at variable depths to ground surface condition.

通过热传导方程对土壤中的传热过程进行分析，得到傅立叶级数表示的温度波方程，用于预测不同深度土壤响应地表条件而产生的温度变化。

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。