The stability of arch dam against elastic buckling has always been ignored.
拱坝的抗屈曲稳定性一直是未被重视的问题。
This paper studies the stability of arch abutment by using the finite element method.
本文采用有限元法，研究了拱坝坝肩稳定问题。
With the reasonable included Angle, the inclination of ribs can improve the lateral stability of arch efficiently.
在合理内倾角度下，拱肋内倾可以有效地提高拱的横向稳定性。
Three essential factors, the stress of arch dam, the stability of arch dam abutment and the cost of it must be considered.
拱坝体形设计要考虑的三个基本要素是：坝体应力、拱座稳定和工程造价。
The stability of arching cave is analysised. and the relations of embedded soil depth and the ultimate arch span are presented.
推导出土中洞室的上覆土厚度及相应的最大跨径公式。
Secondly, it discussed the deflection in stability of arch bridge and geometry nonlinear theory on ultimate load-carrying ability.
其次，论述了关于拱桥稳定性的挠度问题和极限承载力的几何非线性理论。
The results show that the set of lateral braces has direct influence on stability of arch-style combination system, while the influence of lateral brace rigidity is slight.
结果表明，横撑的布置方式直接影响拱式组合体系的稳定性，而横撑刚度对全桥稳定性的影响不大。
The stability of arch DAMS and their cracking mechanism have been discussed. They are concerned with thermal variation, rigidity weakening due to earthquake and seepage effects.
研究复杂地基上高拱坝坝面开裂与稳定的力学机制，这些机制涉及到大坝温度变化、大坝的基础弱化、渗流影响等。
Gentoo compiles all packages from source and aims for stability, whereas Arch Linux installs binary packages and aims for the bleeding-edge of free software development.
Gentoo从源代码编译所有的软件包，旨在获得稳定的系统，然而ArchLinux安装二进制包旨在成为自由软件开发的尖端。
It is indicated that the dynamic amplification of abutment rock body and dam-water-foundation interaction should be considered in the aseismatic stability analysis for high arch dam abutment.
指出高拱坝坝肩稳定分析应考虑坝肩岩体的动力放大和坝-地基-库水的动力相互作用，算例表明所提方法的实用价值。
Analysis of stability is one of the complicated problems in arch dam designing.
拱坝稳定分析是拱坝设计中较复杂的问题之一。
As indicated by example of computation, energy method is very simple and convenient for computing the stability of circular arch, it is suitable for engineering application.
算例表明，能量法计算圆拱稳定问题十分简便，适合于工程应用。
The strength and stability analysis of Super-high arch DAMS built in conditions of complex topography and geology is an important subject in arch dam design and research.
复杂的地形地貌和地质条件下特高拱坝的强度与稳定分析是目前拱坝设计和分析中的重要研究课题。
Catenary assembled single rib arch that carries vertical loadings and was analyzed in this paper, calculation formula of critical loading of lateral stability flexuosity by the energy principle.
本文通过对承受竖向均布荷载的悬链线组拼无铰拱的分析，利用能量原理，建立了组拼拱的横向稳定屈曲临界荷载的计算公式。
Basic theory of nonlinear FEM analysis and its realization in ANSYS were studied. Accomplish stability analysis of high arch dam abutment based on nonlinear FEM analysis.
因此对大型结构分析软件ANSYS的三维非线性计算功能进行了深入研究，在此基础上完成了基于非线性有限单元法的高拱坝坝肩稳定计算分析。
Stability bridge spans the arch of your foot, enhancing lateral stability.
稳定梁横跨足弓部，增强横向稳定性。
When the in-plane stability of such arch is in control of the bridge design, Transverse wind load has a little influence on the stability factor and ultimate load carrying capacity.
当此类拱桥出现面内稳定控制设计时，横向风载的作用对拱桥的稳定系数和极限承载力影响较小。
The foundation's bearing capability under the bearing bracket and the stability of the bearing bracket are the key points in the construction of the under supporting steel pipe concrete arch bridge.
在钢管混凝土系杆拱桥系梁支架搭设施工中，支架基础的承载能力和支架自身的稳定性是工程的关键。
With the background of Nanning bridge, the stability behavior of the arch bridge with two independent inclined steel box ribs is studied in this paper.
本文以正在设计研究中的南宁大桥为背景，研究这种外倾式钢箱拱桥的稳定性能。
The numerical results show that the travelling wave effect has significant influence on the long span arch bridge, the arrangement of bracing beams is sensitive to stability.
分析表明，地震行波作用对大跨径拱桥影响很大，横撑设置对稳定性敏感。
Using energy method, the general formula for calculation of lateral stability of through bowstring tied arch bridge without transverse beams given.
通过对系杆拱桥作用在拱肋上的荷载性质进行了分析，采用能量法推导出无横撑下承式系杆拱桥侧倾稳定临界荷载的一般公式。
The collapse model of the steel tubular arch is of the second stability problem, in which the material nonlinear influence is obvious.
结构破坏属于以材料非线性影响为主的二类稳定问题。
The stability analysis of arch dam abutment rock mass include numerical method analysis and model experiment analysis.
拱坝坝肩岩体的稳定分析方法包括数值分析法和模型试验法。
With the influence of so many cracks, the strength, stiffness and stability of the umbrella arch is decreased greatly, which endangers the operation of underground power house.
数目众多的纵、横向裂缝已大大削弱了混凝土顶拱的强度、刚度及稳定性，危及地下厂房的安全运行。
According to the theory for stability of motion, the failure of arch dam along the base is regarded as the problem of stability at extreme state of motion.
本文从运动稳定性的理论出发，认为拱坝沿建基面的强度破坏实质上是稳定性问题，属于极值点失稳。
Taking a through bridge with rigid suspender and tie-arch for example, the space stability is analyzed by means of finite element program.
以某下承式刚性吊杆系杆拱桥为实例，利用空间有限元程序对其空间稳定性进行分析。
Stability calculation is the key problem of the arch structure design.
稳定性计算是拱结构设计中一个关键课题。
Throgh eigenvalue buckling analyses, the stability of the through steel-box tie-bar arch-bridge is analyzed.
根据特征值屈曲分析方法，对某下承式钢箱系杆拱桥的稳定性进行分析计算。
The dynamic stability analysis of rock mass in high arch dam abutment is one of the main contents of anti-seism research of high arch dam.
高拱坝坝肩岩体动力稳定性分析是高拱坝抗震研究的主要内容之一。
The dynamic stability analysis of rock mass in high arch dam abutment is one of the main contents of anti-seism research of high arch dam.
高拱坝坝肩岩体动力稳定性分析是高拱坝抗震研究的主要内容之一。
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