The dynamic stiffness method is exact for structural free vibration analysis.
在结构自由振动分析中，动力刚度法是一种精确算法。
Of course, it can be used for the free vibration analysis of the other frame structures.
显然，该方法还适用于其他刚架结构的自由振动分析。
In this paper, the space free vibration analysis model for track structure is established.
本文建立了轨道结构空间自由振动模型。
The free vibration analysis is conducted by using arch-frame structure model for brick arch floor, from this the local vibration and the whole vibration of the arch are studied.
对砖拱楼盖，采用拱框结构力学模型进行了自由振动分析，并探讨了局部振动和整体振动等同题。
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 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。
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。
Through free vibration frequencies analysis of 44 PSGs, the general rule of PSGs is achieved and influence factors for PSGs are determined.
通过对44种网架自由振动频率的分析，得出了网架自由振动的一般规律，确定了网架自由振动频率的影响因素。
It is of great significance to make efficient and accurate analysis to the free vibration of non-uniform members, which have wide applications in many fields of engineering.
变截面杆件在各工程领域中有着广泛应用，对其自由振动做高效精确的分析具有重要意义。
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。
In this paper, the alternate iteration method is used in static analysis of cable truss hybrid structural system, and the simplified non damping free vibration equations have been drawn.
本文采用交替迭代法分析索-桁结构体系，并导出了这种杂交结构无阻尼自由振动的简化方程，通过算例分析得出了一些对实际工程有益的结论。
In this paper, the alternate iteration method is used in static analysis of cable truss hybrid structural system, and the simplified non damping free vibration equations have been drawn.
本文采用交替迭代法分析索-桁结构体系，并导出了这种杂交结构无阻尼自由振动的简化方程，通过算例分析得出了一些对实际工程有益的结论。
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