研究强粘性剪切流稳定性方程组的物理尺度及其相互关系。
The physics scales and their relations of the ?uid mechanics equations are investigated on the strong viscous shear ?ow.
采用极为有效的抛物化稳定性方程(PSE)方法研究边界层的非平行稳定性。
A new method of the parabolic stability equations (PSE) is used to study the nonparallelism of the boundary layer stability.
采用非线性抛物化稳定性方程(PSE)研究了非平行边界层的弱非线性稳定性。
The weak nonlinear instability of a nonparallel boundary layer is studied by nonlinear parabolized stability equations(PSE).
本文根据开口薄壁杆件稳定性的一般理论导出了舱壁扶强材的侧向稳定性方程序。
Basing upon the general buckling theory of bars with thin-walled open sections, the lateral buckling equation of bulkhead stiffeners is derived in this paper.
并在此基础上,得出了载流薄板在电磁场与机械荷载共同作用下的磁弹性动力稳定性方程。
On this basis, draw magnetoelastic movement stability equation of thin current-carrying plates under the effect of electric magnetic field and machinery load.
然后应用反迭代法与边界层渐近匹配的方法求解了钝锥边界层的稳定性方程,得到了钝锥边界层转捩数据。
The Rayleigh inverse-iteration method and boundary layer asymptotic expansion method are used to solve the blunt cone boundary layer stability equation to get reliable boundary layer transition data.
该文从抛物化稳定性方程出发,采用从上游往下游递推的数值方法,对非平行边界层稳定性问题进行了数值计算和分析。
Based on parabolized stability equations, the stability of nonparallel boundary layer is calculated and analyzed by using recursion numerical method.
在任意形状弹性薄壳稳定性方程的基础上进一步推导了椭圆形薄板的弹性稳定性方程,并且将所得到的方程最后化为用位移表达的微分方程序。
The equation of elastic stability for a thin elliptical plate is deduced from the equation of elastic stability for thin elastic shell with arbitrary shape.
本文用正压原始方程模式考察了分离显式积分方案的稳定性和精确性。
The split explicit integration scheme for the barotropic primitive equation model is investigated for the stability and accuracy.
并利用最小势能原理讨论了空穴分岔方程的解在各个参数区域内的稳定性,解释了空穴生成的突变现象。
Stability of solutions of the cavitated bifurcation equation is discussed in each region by using the minimal potential principle, and the catastrophic phenomenon of cavity formation is explained.
用行波变换方法和分叉理论研究里非线性薛定谔方程的定常解和定常解的稳定性。
The steady solution and its stability of Nonlinear Schrdinger Equation (NLSE) are studied by means of traveling wave transformation and bifurcation theory.
本文利用微分方程稳定性理论,研究了城市交通容量中两种交通方式的竞争关系,它们适合于根舍模型;
Using the theory for differential equation stability, this paper investigates a struggle relationship between two traffic modes in city traffic volume , and shows they suit Gause' s model.
本文用单调性方法研究了一个拟线性抛物型方程系教反问题,得到了该反问题的唯一性与稳定性。
In the paper, author has studied the inverse problem about a class of quasi-linear partial differential equations of parabolic type by monotone method, proved uniqueness and stability.
在结构动力分析中提出了建立冲量方程并求解的方法,给出了该方法的积分格式并讨论了其数值稳定性、精度等数值特性。
Both the impulse equations of structural dynamics and the solution were established, and the (numerical) stability and accuracy of the integral formulation were also discussed.
特征方程的根决定了系统的稳定性以及对各种输入的响应特性。
The roots of the characteristic equation determine the stability of the system and the general nature of the transient response to any input.
首先,目前在卫星动力学中常用的所有人造卫星运动方程的数值解法有待改进的最重要的问题就是稳定性问题。
First, now in all common numerical methods for the satellite dynamics equations the most important problem that needs to be improved is stability problem.
详细讨论、分析了涉及灾害性天气预报的理论模式的稳定性,这些模式包括:非静力完全弹性方程组、滞弹性方程组。
Stability related to theoretical model for catastrophic weather prediction that includes non-hydrostatic perfect elastic model, anelastic model was discussed and analyzed in detail.
结论该非线性差分方程模型具有良好的可靠性和稳定性。
CONCLUSION Model of nonlinear difference equation has the advantage of reliability and stability.
并得到了上述方程可积极小正解的存在性、逼近性、稳定性。
Existence, approximation and stability of integrable minimum positive solutions for the above equation are gained.
给出该线性方程全离散的稳定性和误差估计。
Given the stability, error estimate of full discretization for the linear equation.
用交错网格的高阶有限差分方法解波动方程,在满足稳定性要求时,可获得时间和空间都是高阶精度的结果。
Highly precise solutions both in time and in space can be reached by solving wave equation with high order finite difference scheme of staggered grid under the condition of stability.
回归方程的稳定性和病态。
大量数值结果已表明自记忆方程具有很高的精度和很好的稳定性。
High accurate degree and good stability are shown in the self memory equation by mass numerical results.
研究了克努森数不是特别大的微流动的稳定性,这种流动处于N-S方程适用的临界处。
Modified N-S equations have been used to study the stability of microflow with a not-too-large Knudsen number.
基于随机微分方程稳定性理论,给出了随机保性能控制器存在的充分条件。
Based on stability theory in stochastic differential equations, a sufficient condition on the existence of stochastically guaranteed cost controllers is derived.
导出了判断理想转子周期性碰摩运动稳定性的特征方程。
Moreover, the stability of periodic motion is studied and the corresponding characteristic equation is derived.
本文提出了新的保角变换FDTD算法,推导了保角变换FDTD算法的时间稳定性和数值色散方程。
This paper proposes a new algorithm based on conformal mapping and FDTD method, and derives the numerical stability and numerical dispersion equations of conformal mapping FDTD algorithm.
本文提出了新的保角变换FDTD算法,推导了保角变换FDTD算法的时间稳定性和数值色散方程。
This paper proposes a new algorithm based on conformal mapping and FDTD method, and derives the numerical stability and numerical dispersion equations of conformal mapping FDTD algorithm.
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