查询词典 span bridge

In this paper,a method for computation of aerostatic stability of long span bridge s,the nonlinear finite element method,is put forward.

提出一种计算大跨径桥梁静风稳定性的方法——非线性有限元法，这种方法基于ANSYS，充分考虑了结构几何非线性及静风荷载非线性的影响。

With the development of earthquake protective system, the aseismic ability of long span bridge could be enhanced.

随着地震结构保护系统的发展，大跨度桥梁的抗震能力可以得到进一步的加强。

The Faculty of Construction concentrates primarily on the following research areas: Stability of Space Structure Unit, Analysis Methods and Design of Engineering Structure, Application of Compound Material to Civil Engineering, the Application of Finite Characteristic Ratio theory in Soil Mechanics and Application of Local Deformation and Stress Path to Poor Foundation Improvement, The Reliability Analysis and Health Monitoring of Long-span Bridge, and PIRO controlled Rock Blasting.

建设学院在一些技术领域形成了自己的特色和优势，主要研究方向为(1)空间钢结构体系的稳定理论与应用；（2）工程结构的计算分析与设计方法；（3）复合材料在土木工程中应用；（4）橡胶复合材料的力学性能与轮胎结构力学；（5）钢筋混凝土结构现场检测技术；（6）岩土有限性特殊比理论及应用、变形局部化、应力路径问题和软地基处理的理论及应用；（7）大跨度桥梁运行可靠性分析及健康检查。

The law of temperature force and displacement of rail and pier/abutment were studied when ballastless turnout was laid on long span bridge.

研究了大跨度桥梁上铺设无道岔时，钢轨与墩台温度力与位移的规律。

Long-span bridge are the hings of traffic system and play an important role in national economic and society.

大型桥梁是交通运输的咽喉，在国民经济和社会生活中具有非常重要的作用。

With the fast development of traffic facilities in our country, need to construct more long-span bridge.

随着我国公路交通事业的迅速发展，大跨度桥梁的修建日益增长。

The control means for construction is also suitable for other type of long-span bridge structures.

同时也为其他各类大跨度桥梁的施工提供了一种现代化的控制手段。

Chapter 2: Analysis the reasons and character of fatigue damage in long-span bridge.

第二章从理论上探讨结构疲劳破坏的原因，结构承受循环应力是影响结构抗疲劳能力的主要因素。

Along with the construction development in speedways, express railways and the construction advancement of technology, long-span bridge have been developed quickly in china in the nineties of the twentieth century, so the requirements of bearing capacity of the foundations, which support the upper structures, have turned out more and more strict.

随着我国高速公路、高速铁路的发展及施工技术的进步，在我国上个世纪九十年代以来，大跨度桥梁得到迅速发展，因而上部结构对基础的承载力要求越来越高。

A three-span bridge girder is numerically examined, and the results show that its seismic responses under the optimal control of additional dampers at the supports are notably decreased.

实例分析了一三跨连续桥梁结构，结果表明，在支承处施加优化阻尼控制，其地震反应得到了显著地降低。

However, as the name（read－only memory）implies, CD disks cannot be written onorchanged in any way.

然而，正如其名字所指出的那样，CD盘不能写，也不能用任何方式改变其内容。

Galvanizes steel pallet is mainly export which suits standard packing of European Union, the North America. galvanizes steel pallet is suitable to heavy rack. Pallet surface can design plate type, corrugated and the gap form, satisfies the different requirements.

镀锌钢托盘多用于出口，替代木托盘，免薰蒸，符合欧盟、北美各国对出口货物包装材料的法令要求；喷涂钢托盘适用于重载上货架之用，托盘表面根据需要制作成平板状、波纹状及间隔形式，满足不同的使用要求。