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- Therefore, some necessary and sufficient conditions for the stability of the perturbed systems subject to the robust performance are proposed. 从而得到扰动系统在满足一定稳定指标约束条件下,系统稳定的充分必要条件。
- First, approximate controllability for the perturbed system is got by this way that linearizing the system and constructing functional and using dual equation, give the form of control function. 首先通过对系统线性化,构造泛函,利用对偶方程,给出控制函数具体形式的办法得到系统的逼近能控性;
- Asymptotic Stability for Nonlinear Singularly Perturbed Systems P. 非线性奇摄动系统的渐进稳定性。
- the perturbed systems 扰动系统
- The linear quadratic optimal control problem for a class of nonlinear singularly perturbed systems is studied. 摘要研究一类非线性奇异摄动系统的线性二次型最优控制问题。
- The proposed design method is suitable for both standard and nonstandard singularly perturbed systems. 而且,这种方法同时适用于标准奇异摄动系统和非标准奇异摄动系统的控制。
- The practical stability in terms of two measures of impulsive differential systems and its perturbed systems is de-veloped by Lyapunov direct method. 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。
- Probabilistic Neural Networks (PNN) is improved and used on-line to estimate the states of singular perturbed systems, especially to the fast states of the systems. 摘要将改进的概率神经网络(PNN)用于奇异摄动系统的实时状态估计,注重针对系统快变部分的滤波。
- The two systems of government are polar opposites. 这两种政体正好相反。
- Algebraic criteria are proposed to check the convergence of the solution of linear singularly perturbed system, which has potential significance in the controller design. 在已有结论的基础上,得到了奇异摄动系统广义状态解收敛的代数判剧,该判据简化了对奇异摄动系统广义状态解收敛性的判别,为系统控制器设计提供了一种代数条件。
- The phase planar characteristics have been analysed for a non-perturbed systeam.The dechanneling effects have been calculated numerically for a perturbed system. 分析了无扰动系统的相平面特征,计算了扰动系统的退道效应。
- We express the correspondence between the perturbed and unperturbed energies by an equation. 我们可用一个方程式表示微扰和未微扰能之间的对应关系。
- It is defined as the difference between the expectation of the perturbed statistic and its true value. 它定义为受扰动统计量的期望值与实际值之差。
- If desired, the perturbed wave function may be normalized at the end of the calculation. 当需要时,可在计算最后将微拢波函数归一化。
- We express the correspondence between the perturbed and unperturbed energies by an equation . 我们可用一个方程式表示微扰和未微扰能之间的对应关系。
- The right to dissent is part of our political system. 有持异议的权利是我们政治体制的组成部分。
- To discuss the strictly positive realness judgment criteria of singularly perturbed systems,a singular system model is employed,and the existing positive real lemma of singular systems is improved. 利用广义系统模型,通过改进已有的广义系统正实引理,讨论了奇异摄动系统的正实性判断问题。
- For nonautonomous singularly perturbed systems only the special systems were investigated in the papers [2], [3] and [4], whena periodic solution of the degenerate system being non-isolated. 对非驻定的奇摄动系统来说,当退化系统的周期解非孤立时,文献及仅对特殊的系统进行了研究。
- The wind whirled the dead leaves about. 风吹得枯叶在四处回旋。
- The wind was whispering in the trees. 一阵风穿过树林沙沙作响。