This paper gives a computer method of analysis for the geometrical stability of structures.
本文提出了一种杆系机动分析的计算机方法。
Furthermore, this thesis carries out some discussions about the geometrical stability of the pin-bar assemblies after removing some bars.
本文进一步对铰接杆系结构撤除杆件后的几何稳定性问题进行了讨论。
Recent years, the safety of high scaffold has become the focus of construction site, and one of the most important problems is the geometrical stability.
近年来高型脚手架的安全成为建筑工地使用的焦点，其中最重要的一个问题就是脚手架的几何不变条件。
The method takes into consideration the numerical and geometrical characteristics of contours, and therefore has better stability and reliability.
该方法考虑了原等高线的数值特征和几何特征，因而具有较好的稳定性和可靠性。
The effect of initial geometrical imperfections on the stability of sheet space structure is a key to its design and calculation.
初始几何缺陷对板片结构体系稳定性的影响是板片结构计算和设计中的一个关键问题。
Then the function relations among the geometrical controlling parameters of sliding surface and the internal stability safety factor are deduced.
从而获得了滑移面几何控制参数与内部稳定性安全系数之间的函数关系。
The large annular cable-bar dome is a new type structure. In this paper, the geometrical nonlinear stability of this structure was studied for the practical engineering .
研究了大型环状索杆张力结构这一新结构的几何非线性稳定性能，为其应用于实际工程提供了理论基础。
Secondly, the influence of typical axisymmetrical initial geometrical imperfections on the stability of composite cylindrical shells under axial compression is discussed.
其次，讨论了典型的轴对称形式的初始几何缺陷对复合材料圆柱壳轴压稳定性的影响。
It was found that the stability of swirl flow decreases with swirl intensity and axial velocity raise and obviously depends on geometrical dimension of swirl sprue.
结果表明旋流强度、轴向分量速度和旋转流道的几何尺寸均会对旋流稳定性产生重要影响。
The stability of external pressure vessel mainly depends on crust's geometrical cross-section including diameter, length and wall thickness. Among them, the length and diameter are crucial.
外压设备的抗失稳能力(稳定性)主要取决于壳体的几何尺寸，即直径、长度和壁厚，其中长度和直径起着决定性作用。
This paper is devoted to solving strength and stability problems of a built structure by using the finite element method and the increment method for the geometrical nonlinear structural problem.
本文用有限元素法和对于几何非线性结构问题的增量法求解组合结构强度与稳定性问题。
The initial deviations of the joint positions are the main initial geometrical imperfections that affect the stability behaviors of the long-span spatial structures.
节点位置偏差是影响大跨度空间结构整体稳定性的一个主要初始几何缺陷，但目前关于实际结构中节点位置缺陷的资料还很少。
The stability calculation has three parts, including static calculation, linear buckling analysis and geometrical nonlinear stability analysis.
计算内容包括静力计算、线性屈曲分析以及考虑初始缺陷的几何非线性稳定性计算。
It is presented in this paper a new geometrical method to determine the stability of motion of a linear dynamic system.
本文提出一种确定线性系统运动稳定性的几何方法。
The consistent imperfect buckling analyses method (CIBAM) is the main approach of analyzing the stability of the structure with the geometrical imperfection.
目前工程上对结构进行缺陷稳定分析的主要办法是一致缺陷模态法。
Based on the 3_d deteriorated girder element, the formulae of FEM for elastic stability of variable cross_section compression bar concerning geometrical nonlinearity have been derived.
在三维退化梁单元的基础上，引入几何非线性，推导出计算任意变截面压杆稳定问题的有限元列式。
The safe stability coefficient only decreased a little when taking into account geometrical nonlinearity.
几何非线性对主拱结构稳定性能的影响不大；
In this thesis, the dynamic behaviors and geometrical nonlinear stability have been studied, and these conclusions have been put forward.
本文着重对该结构作了动力分析和稳定性研究，得出如下结论。
In this thesis, the dynamic behaviors and geometrical nonlinear stability have been studied, and these conclusions have been put forward.
本文着重对该结构作了动力分析和稳定性研究，得出如下结论。
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