The free vibration of a free thick rectangular plate is analyzed.
对弹性地基上四边自由矩形厚板的自由振动进行了分析。
The analytic method for the free vibration of plane frame structure is presented.
介绍了一种平面杆系结构自由振动的解析解法。
The precise solution of free vibration equation of flat conical shall is presented.
对于扁锥壳的非线性动力自由振动方程，给出了准确解。
Finally, the cases of free vibration, impulsive response and moving load are also discussed.
最后对自由振动，脉冲激励和运动载荷情况分别进行了讨论。
There exists transition point in the free vibration of revolution shells at some special frequencies.
旋转薄壳的自由振动在特定频段存在转点现象。
The spline function is used in the analysis of free vibration problem of plates on elastic foundation.
本文提出一种用样条函数分析弹性地基板自由振动的新方法。
A kind of free vibration equation of the nonlinear dynamical system is solved to study chaotic movement.
为了讨论混沌运动，对一类非线性动力系统的自由振动方程进行了求解。
The in-plane free vibration frequencies and nonlinear internal resonance of circular arches were studied.
对圆弧拱面内自由振动的频率和非线性内共振现象进行了研究。
The paper presents a method combined test with theory for free vibration of wheel with outer taper shell.
对外缘带锥壳的轮盘固有振动问题提出了一种试验与理论计算相结合的方法。
The finite element model of the free vibration for the rigid suspension catenary and pantograph is set up.
建立刚性悬挂接触网的自由振动有限元模型，计算其固有频率和振型。
Results showed that the defects in the arch decreased the frequency of free vibration and changed the modes.
结果表明，考虑初始几何缺陷会使得拱桥的主要自振频率降低，振型发生改变。
Based on the basic equations of free vibration of thin plate, the Hamilton canonical equations were obtained.
根据弹性薄板自由振动问题的基本方程，把问题引入到哈密顿对偶体系中。
The uniformly valid solutions for free vibration of revolution shells can be worked out through these answers.
通过此解答可以解决旋转薄壳自由振动一致有效解的求解问题。
Any system capable of a free vibration without external force is a counter example, e. g. a wire in the piano.
任何一个无外力而能自由振动的系统就是一个反例，譬如钢琴中的一条钢丝。
The methodology presented in Part I is employed to deal with flexure and free vibration of anisotropic plates.
把本文第一部分建立的方法用于求解各向异性板的弯曲问题和振动问题。
The analysis for free vibration of ring-stiffened circular cylindrical shell with variable thickness was presented.
分析了环肋变厚度圆柱壳的自振特性。
In this article, a calculation method is put forward for free vibration frequency of a pipe which contains flow fluid.
本文提出了对包含有流动流体的管道自由振动频率的一个计算方法。
The dissertation is devoted to studying the nonlinear free vibration of elastic circular plate and circular sandwich plate.
本论文致力于研究弹性圆板和夹层圆板的非线性自由振动。
This paper gives a new analytical solution of the free vibration of an arbitrary-shaped plate with complex boundary conditions.
本文给出了复杂边界条件下任意形状板的自由振动分析的一个新的解析解法。
The essay analyses free vibration problem of laying bed build-up board of antisymmetry angle with spline finite element method.
本文用样条有限元法，分析了反对称角铺设层合板的自由振动问题。
The free vibration characteristic of bridge structure is the important parameter for the dynamic and seismic analysis of structure.
桥梁结构的自振特性是结构动力分析和抗震分析的重要参数。
The analysis of free vibration of hydropower house by means of two methods are deformation of inclination Angle and slope deflection.
本文首先叙述用两种方法(倾角变位法和角变位移法)分析水电站厂房的自振特性。
The symmetric and unti -symmetric free vibration problems of thick plate with the fixed and simple support edge conditions are solved.
求解了厚圆板在周边固支和简支条件下的对称与反对称的自由振动问题。
This paper makes use of free vibration method, using the same model and measuring device to identify the flutter derivatives of the girder.
本文对主梁的颤振导数识别，采用与主梁颤振分析试验相同的节段模型和测量装置，以自由振动法进行试验。
Properties of free vibration were analyzed for simplified geared rotor, and the main factors of influence on eigen frequency were also analyzed.
针对齿轮耦合的简单平行转子系统，研究了固有振动的特点，分析了影响固有频率的主要因素。
The damping characteristics of the bedrock in a nuclear power station are studied experimentally by free vibration system with one degree of freedom.
本文采用“自由振动法”，设计了一个等效单自由度振动体系，对某核电站基岩的阻尼特性进行了实验研究。
Structural free vibration characterization and seismic response were calculated by means of beam-plate linear mathematical model of finite element method.
采用梁、板线性有限元数学模型计算了结构自振特性和地震响应。
The major methods of measuring Q-value by the natural earthquakes are the ones of using the data of free vibration of earth, body wave, surface wave and coda.
利用天然地震波测量Q值的主要方法有：利用地球自由振荡资料、利用体波、利用面波和利用尾波来研究Q值。
Brief reviews about elastic stability, free vibration, transient dynamic response and harmonic dynamic response of circular cylindrical shells are given first.
本文首先对圆柱壳的稳定性、自由振动、瞬态和稳态动力响应研究进行了简要回顾和评述。
The boundary conditions has strong influence on the coupling effect, the stronger it is, the smaller frequency of free vibration is but the larger amplitude is.
边界条件对耦合效应有较大的影响，较强的边界条件使椭圆板热弹耦合自由振动的频率变低，但振荡幅度增大。
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