仿真结果表明，比例微分控制在提高转向轻便性的同时能改善系统的稳定性，抑制大助力比例系数下转向盘的振动。
The simulation result shows that proportion differential control can improve the system stability and steering portability, and inhibit the vibration of steering wheel with big power ratio.
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.
本文通过建立一个描述利益群体相互作用的微分动力模型，讨论了其均衡解的存在和稳定性条件。
Through building a differential dynamic model which describes interaction among interest-group, this paper discuss the conditions of existence and stability of equilibrium of the model.
运用李雅普·诺夫直接方法研究了脉冲微分系统及其摄动系统关于两个测度的实际稳定性。
The practical stability in terms of two measures of impulsive differential systems and its perturbed systems is developed by Lyapunov direct method.
第二章详细论证了一类具有无穷时滞中立型积分微分方程周期解的存在唯一性和稳定性。
The second chapter discusses and proves the existence and uniqueness of periodic solutions and stability of a neutral integral and differential equation with infinite delay in detail.
本文用微分方程定性理论来分析俯仰力矩曲线随迎角变化的“勺形”对飞机飞行稳定性的影响。
The theory of stability of differential equations is used to analyse the 'effect of reversal slope of pitch moment to the stability of aircraft.
本文用微分求积法对旋转圆板以及偏心旋转圆板的横向振动和稳定性进行了分析。
By Differential Quadrature Method (DQM), the transverse vibration and stability of the rotating circular plate and the eccentric rotating circular plate are studied in this paper.
另外，基于所提出的估计器，本文设计了不依赖非线性系统模型的高阶微分反馈控制器。该控制器稳定性好，鲁棒性强。
Further more, based on the estimator a high order differential feedback controller is designed, which does not rely on the model of the nonlinear system, and has well stability and robustness.
针对控制系统中应用十分广泛的不确定性问题进行了研究，主要研究了含范数有界参数不确定性中立型多延迟微分系统的鲁棒稳定性。
Research is done on the robust stability of multi -delay differential systems of neutral type subject to norm -bounded parameter uncertainty that played important roles in the control theory.
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.
研究一类具有无限时滞的非线性微分积分方程，其概周期解的存在性、唯一性及稳定性等问题。
A study is made on existence and uniqueness and stability of almost periodic solutions to a class of nonlinear integrodifferential equations with finite time lag.
研究了具有线性脉冲作用的常微分系统平衡态的稳定性问题。
The stability of equilibria of ordinary differential systems with linear impulse is discussed.
通过分析系统不动点的稳定性，得到分数阶微分系统存在混沌的解析条件。
The analytical conditions that the fractional-order differential systems remain chaotic are obtained by analyzing the stability of the fixed points of the systems.
利用微分方程线性稳定性判据，分析了斯通纳粒子LLG方程的动力学性质。
The dynamical stability of the LLG equation of the Stoner particles is analyzed by using the linear stability criteria of differential equations.
本文给出了延迟微分方程数值解的稳定性分析。
This paper deals with the stability analysis of numerical methods for the solution of delay differential equations.
由于模态控制律直接通过时滞微分方程而得出，因此所给控制方法易于保证控制系统的稳定性。
System stability is prone to be guaranteed by using the proposed control method due to the fact that the modal control law is designed directly from time-delay differential equation.
本文应用比较方法，提出滞后型泛函微分方程初始问题的近似解法，给出了解的近似迭代序列及其误差估计式，并证明迭代序列的收敛性和计算稳定性。
Using the comparison method, an approximate approach to the delay-differential equations is proposed in this paper. The proof of its convergence and calculation stability is also given.
本文对几类退化时滞微分系统的稳定性问题做了一些探讨，得出了相应的一些结论。
In this paper, several types of the stability problems of the degenerate differential systems with delay were researched and drawn the corresponding conclusions.
关于双曲型偏微分方程式差分逼近的双边值问题的G.K.S。稳定性。
The G. K. S. Stability of the Hyperbolic Difference Approximation with Two Boundaries Initial-Value Problems.
最后，讨论了一类时变多时滞微分系统的稳定性。
Finally, the stability of a type of time-varying differential system with multi-delay was discussed.
第五章，在讨论了上述稳定性的基础之上，把上述方法应用到脉冲控制微分系统上。
In the final chapter, some approaches mentioned above are also utilized to deal with impulsive control differential systems.
提出了对图像数据进行一阶微分并求其局部重心点作为其边缘特征点，以提高测量稳定性和测量精度。
It gets the first order differential of the image data and acquires its local center of gravity as characteristics of the edge so as to improve the accuracy and stability.
稳定性理论主要是研究在时间趋于无穷时微分方程解的性态。
Stability theory is concerned with the state of differential equation when time approach infinity.
在一定的条件下我们证明了非线性互补问题的解是该微分方程系统的平衡点，并且证明了该微分方程系统的稳定性和全局收敛性。
We prove that the solution of a nonlinear complementarity problem is exactly the equilibrium point of differential equation system, and prove the asymptotical stability and global convergence.
通过求解描述列车系统的运动微分方程组，得出了列车蛇行运动稳定性、动态曲线通过性能及运行平稳性等方面的一系列数值仿真结果。
By solving the differential equation groups to describe the train system, a series of simulation results about hunting motion stability, dynamic negotiation and ride comfort were worked out.
用微分电位溶出法测定香烟中铅灵敏度高，稳定性好，精密度和准确度均符合微量分析的要求。
The differential potentiometric stripping analysis has high sensitivity and stability in determining lead in cigarette and its precision and accuracy are up to the standard of microanalysis.
第一章列出了常微分方程定性与稳定性理论的几个重要结论。
Chapter One lists some important theorems in the qualitative theory and the stability theory of ordinary differential equations.
本文用微分学方法给出了关于定常离散线性系统稳定性判据的一种初等证明。
In this paper, a primary proof about a stability criterion of a constant discrete linear system is given by means of differential calculus.
本文用微分学方法给出了关于定常离散线性系统稳定性判据的一种初等证明。
In this paper, a primary proof about a stability criterion of a constant discrete linear system is given by means of differential calculus.
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