查询词典 stability region

Stability is an important performance of a system and the theory of stability is the focus of the research of control theory.

稳定性是系统的重要性能，稳定性理论是控制理论的研究核心。

Wind tunnel tests had showed that vortices produced by the forebody strake generally improved directional stability, but that certain strake shapes actually reduced stability at high angles of attack when twin tails were used.

风洞测试已显示涡产生的前体边条一般其实改善但那某些边条形状的定向稳定性双尾被使用时，请减少高迎的稳定性。

At the same time, we are deeply aware that development is the fundamental principle and stability is the fundamental goal. Without stability, we will get nowhere and may even fritter away our past achievements.

同时，我们深刻认识到发展是硬道理，稳定是硬任务；没有稳定，什么事情也办不成，已经取得的成果也会失去。

The stability and convergence for spectral methods and spectral element methods are presented, with the aid of the knowledge of functional analysis and calculus and with the help of the theorem of Lax-Milagram, the stability and convergence for steady problems, evolution equations and Navier-Stokes Equations are analyzed in detail.

利用泛函分析和微积分的基本知识，运用Lax-Milagram定理等，从理论上比较详细地分析了谱方法和谱元方法在定常问题、非定常问题以及求解Navier-Stokes方程方面的稳定性和收敛性问题，得出了Navier-Stokes方程谱近似的稳定性条件和收敛性准则。

This paper dealt with the uniform stability and the uniformly asymptotic stability of neutral functional differential equation with infinite delay .

以B空间为相空间，利用D算子的性质及Liapunov泛函方法，研究了具无穷时滞中立型泛函微分方程零解的稳定性。

The stability of the complicated and high dimension stochastic functional differential systems with Markovian switching can be reduced to the stability of one dimension functional differential equation.

本文研究马尔可夫调制的随机泛函微分系统和脉冲泛函微分系统的稳定性。

In chapter five, by the methods of analysis of interval matrix and Lyapunov functional, the absolute stability and robust absolute stability for several types of delay Lurie control systems with multiple nonlinearities was investigated, and some algebraic criteria were obtained.

在第五章，用Lyapunov泛函和区间矩阵分析方法，讨论了几类时滞多非线性Lurie系统的绝对稳定性及鲁棒绝对稳定性，并得出了一些代数准则。

Based on the fundamental theory of impulsive differential systems, employing Green formula, Gauss divergence theorem, Jensen inequality and Gronwall-Bellman inequality with impulse, we discuss the oscillation of impulsive partial differential systems by adopting reduction to absurdity and the stability in via of comparison theorem, respectively. Especially, we take an in-depth study on the oscillation of neutral impulsive parabolic systems and the stability of a class of nonlinear impulsive partial differential equations and obtain some useful conclusions.

本学位论文以脉冲微分系统基本理论为基础，利用反证法的分析方法和比较定理，结合Green公式、Gauss散度定理、Jensen不等式、含脉冲的Gronwall-Bellman不等式以及相关数学工具研究了脉冲偏微分系统的振动理论和稳定性理论，特别对中立型脉冲时滞抛物系统的振动性和一类非线性脉冲偏微分系统的稳定性作了较为深入的研究，给出了一些有用的结论。

Moreover,theε-Hyers-Ulam stability of the general operator equation is introduced.Some properties of this kind of stability are discussed.

并且由此给出了一般的算子方程的ε-Hyers-Ulam稳定性，对这种稳定性进行了初步的讨论。

The intensity and rigidity and stability of girder influence the rigidity and stability of the whole bridge directly.

摘要主梁是斜拉桥的重要基本承载构件之一，主梁的强度、刚度和稳定性直接影响到全桥的刚度和稳定性。

You can snipe the second and third union leaders from this position.

您可以鹬第二和第三工会领袖从这一立场出发。

Aiming at the currently shortage of XML streams quality detecting, this paper proposes a new forecasting method of XML streams quality by least squares support vector machines, which is used the method of XML keys' vector matrix as windows, and vector product wavelet transform to multilevel decompose and refactor the XML streams series, that can fulfill real-time checking demand of XML quality, and ensure constraint, consist- ency and integrality. For even more adapting net load, it proposes a control strategy by weight and adaptive adjustment to ensure XML streams quality.

针对当前XML数据流质量检测存在的不足，提出构建XML键的矢量矩阵作为窗口，利用矢量积小波变换多级分解与重构XML数据流，再结合最小二乘支持向量机对XML数据流质量进行预测的一种方法，满足XML数据流质量重构时实时检测的要求，保证XML数据的约束性、一致性与完整性；为了更好的适应网络负载，采取加权与自适应窗口调整等调度策略充分保证XML数据流的质量检测。