研究结构摄动的滞后系统的鲁棒稳定性。
The robust stability of time_lag systems with structural perturbation is investigated.
本文研究了连续神经网络在学习过程中结构摄动情况下网络的动态特性。
In this paper, the dynamic behaviors of continuous neural networks under structural variations in learning process are studied.
对于各层结构不同的高层建筑、应用结构摄动理论取得了结构自振频率的修正计算公式。
For different story units of structure, the theory of structural perturbations is used. The correct calculation formulation of free vibration frequency is obtained.
所以，理解它们形成的结构将帮助天文学家在更多细节上理解这些摄动，以及形成他们所需的物理条件。
As such, understanding the structures they formed will help astronomers to understand these perturbations in greater detail and, in turn, what physics would be necessary to achieve them.
针对一类典型的奇异摄动动力学系统提出了双回路变结构控制器的设计方法。
The paper proposes an approach to design a dual-loop variable structure controller for a particular class of singularly perturbed dynamic systems.
本文提出了考虑形状摄动时的边界元技术，它可以评价不确定形状结构的统计特性。
A new boundary element technique is developed, which enables us to evaluate statistical behaviour of structures with uncertain shapes.
在内模控制（IMC）结构下对控制能量存在约束时一类随机摄动系统的最优控制及其仿真方法作了探讨。
The optimal control and simulation method for systems with stochastic perturbation were investigated in the case that control effort is to be considered under internal model control (IMC) structure.
本文将边界元方法与摄动法相结合，提出了计算结构响应对其形状改变的灵敏度的边界元摄动法。
Combining boundary element method (BEM) with the perturbation theory, this paper presents a perturbation method based on BEM for shape design sensitivity analysis of elastic structures.
基于矩阵摄动和动力子结构方法，系统地建立了改善冰与结构动力相互作用的结构布置优化方法。
A systematic approach of structural optimization for improving dynamic ice-structure interaction is presented in this paper on the basis of matrix perturbation and dynamic substructure techniques.
将奇异摄动方法应用于一个精馏塔，得到具有三对角结构的动态简化模型。
By applying singular perturbation to a distillation column, an order-reduced dynamic model with tridiagonal structure is obtained.
本文从结构阻尼建模、子结构模态综合、摄动分析和结构修改等几个方面进行研究。
On the modeling of structure damping, the character of structure damping is described in this dissertation.
将可靠性分析三参数法与摄动概率有限元法相结合，提出了一套求解结构体动态响应概率分布的方法。
In this paper, a method USES to calculate structure dynamic response is proposed, which is based on the three parameter reliability model and perturbation probabilistic finite element method.
本文研究了多组耦合模态结构动力学参数修改的子空间摄动法。
A subspace perturbation method for structural dynamic modification of several groups of coupled-modes vibration systems is studied.
对于连续与离散积分型变结构控制，分别从理论分析计算与数值仿真两种途径得到了典型惯性过程的参数可摄动范围。
The perturbation domains of parameters in typical inertial process are obtained by theoretical analysis and numerical simulation respectively for continuous and discrete integral VSC.
将离散系统振动分析中的通用的矩阵摄动法推广到连续系统。 采用弹性结构理论算子，对连续系统的振动特征值摄动问题进行统一描述。
A united solution procedure for eigenvalue perturbation problem in structural vibration analysis of continuous systems is proposed with the aid of operator operation.
将故障结构的参数变化看作是对完好结构参数的“摄动”，以圆截面双层空间刚架的裂纹故障为例对其进行了概率诊断。
It regards the variation of parameter of fault structure as a perturbation on the perfect structure. Crack fault of the double decker space frame is probability diagnosed as an example.
采用子结构模态综合和摄动随机有限元相结合求解工程结构的随机特征问题。
In this paper, the component mode synthesis, combined with the perturbation and stochastic finite element, is used to study the random eigen problem of large and complicated structures.
采用非结构三角形网格的有限元法求解压强摄动方程，并计算气膜刚度系数和阻尼系数。
The solution of perturbation pressure is used to calculate air bearing's stiffness and damping coefficients.
研究了基于有限元分析的结构静力反问题求解的逆摄动方法。
Although static analysis is widely used in the mechanical and engineering structure design now, static analysis inverse problems of structure are studied little.
将质量和刚度摄动看成是对原结构的简谐激励，获得原结构广义坐标的受迫振动方程。
If mass or stiffness perturbation is considered to be a harmonic excitation, one has obtained a forced vibration equation to the original structure.
最后，引入现代控制技术—滑模变结构控制，该控制方法在系统受到参数摄动和外干扰时具有不变性。
Lastly, the modern control technology-sliding mode control is introduced. Sliding mode control has invariability when the parameters change and the disturbances exist.
利用小参数摄动法，建立了随机结构在随机激励下的二阶摄动随机势能泛函。
Based on the method of small parameters perturbation of 2nd order, the stochastic functional of potential energy for structures with stochastic stiffness under stochastic stimulus is derived.
针对于多自由度线性复合随机结构的随机自振特性分析，提出了基于数论选点的直接模态摄动法。
The direct modal perturbation based on selecting point by number-theoretic method is proposed to find the random response of un-damping linear random structures.
针对低矮小开口剪切型剪力墙，研究基于直接模态摄动法原理的结构动力特性的半解析分析方法。
In this paper, a method is developed, which may be called the method of mode perturbation, to analyze the characteristics of vibration of complicated beams.
针对低矮小开口剪切型剪力墙，研究基于直接模态摄动法原理的结构动力特性的半解析分析方法。
In this paper, a method is developed, which may be called the method of mode perturbation, to analyze the characteristics of vibration of complicated beams.
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