提出了自由振动信息综合的概念。
A new concept of "synthesis" of free vibration information is presented.
介绍了一种平面杆系结构自由振动的解析解法。
The analytic method for the free vibration of plane frame structure is presented.
旋转薄壳的自由振动在特定频段存在转点现象。
There exists transition point in the free vibration of revolution shells at some special frequencies.
本文分析了各向同性封闭圆柱壳的非线性自由振动。
In this paper, nonlinear free flexural vibrations analysis of closed circular cylindrical isotropic shells are presented.
推导了弹性支承梁的横向自由振动模态的特征方程。
The latent equation of the freely vibration modes of elastic bearing beam is deduced.
显然，该方法还适用于其他刚架结构的自由振动分析。
Of course, it can be used for the free vibration analysis of the other frame structures.
对于扁锥壳的非线性动力自由振动方程，给出了准确解。
The precise solution of free vibration equation of flat conical shall is presented.
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。
The dissertation is devoted to studying the nonlinear free vibration of elastic circular plate and circular sandwich plate.
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。
The spline function is used in the analysis of free vibration problem of plates on elastic foundation.
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。
Finally, the cases of free vibration, impulsive response and moving load are also discussed.
应用一般解析解来求解具有中间支承矩形板的自由振动问题。
A general analytical solution is used to solve vibration problems of rectangular plates with intermediate support, here.
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。
The uniformly valid solutions for free vibration of revolution shells can be worked out through these answers.
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 in-plane free vibration frequencies and nonlinear internal resonance of circular arches were studied.
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。
In this article, a calculation method is put forward for free vibration frequency of a pipe which contains flow fluid.
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 essay analyses free vibration problem of laying bed build-up board of antisymmetry angle with spline finite element method.
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。
The finite element model of the free vibration for the rigid suspension catenary and pantograph is set up.
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。
A kind of free vibration equation of the nonlinear dynamical system is solved to study chaotic movement.
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。
The symmetric and unti -symmetric free vibration problems of thick plate with the fixed and simple support edge conditions are solved.
然后由叠加原理将环扇形板的自由振动问题转化为积分方程特征值问题；
Then the eigenvalue problem of free vibration of annular sector plates is transformed into the eigenvalue problem of integral equation by using superposition theorem.
本文建立了正交异性矩形薄板自由振动横向位移函数微分方程的一般解。
A general solution of the differential equation for transverse displacement function of orthotropic rectangular thin plates in free vibration is presented in this paper.
从理论上分析了各向同性弹性介质中有限长充液圆柱壳的自由振动特性。
The axisymmetric vibration characteristics of finite length fluid-filled cylindrical shells in elastic medium are analyzed systematically in theory.
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。
Based on the basic equations of free vibration of thin plate, the Hamilton canonical equations were obtained.
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。
This paper gives a new analytical solution of the free vibration of an arbitrary-shaped plate with complex boundary conditions.
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。
Any system capable of a free vibration without external force is a counter example, e. g. a wire in the piano.
为了获得模型的柔度特性、频率、阻尼等进行了脉动试验、自由振动、锤击试验等。
The model was subjected to pulsation, vibration, free vibration and hammering tests in order to investigate its flexibility, frequency and damping characteristics.
提出一种考虑剪切变形影响时，求解梁的弯曲变形和横向自由振动的奇异函数解法。
An approach using singular functions is propsed to solve the bending deformation and the transverse free vibration problems of beams in consideration of shearing.
最后自动组成空间刚体自由振动微分方程的系数阵，并计算出刚体的自振频率和振型。
Therefore, the differential equations 'coefficient matrix of the free vibration of the spatial rigid body is automatically formed, and free vibration frequency and its type can also be found out.
本文给出了一种研究圆柱正交异性扁薄球壳非线性轴对称自由振动的新的时间模方法。
A new time-mode approach to nonlinear axisymmetric free vibrations of cylindrically orthotropic thin shallow spherical shells is presented in this paper.
本文给出了一种研究圆柱正交异性扁薄球壳非线性轴对称自由振动的新的时间模方法。
A new time-mode approach to nonlinear axisymmetric free vibrations of cylindrically orthotropic thin shallow spherical shells is presented in this paper.
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