1. Can you tell me how to find some books on suspension bridges?
能告诉我怎么找有关悬架桥的书吗?
2.
2. It can be used for vairous needs of calculation and analysis for suspension bridges.
这个粗略的理论体系是多元化的,能满足不同方面和不同层次目的的各种分析计算的需要。
3. In this paper, a sketchy theory system on suspension bridges is proposed, which is based on previous work and esp...
本文在总结和评述前人研究工作的基础上,通过作者多年来的研究工作,粗略地建立起悬索桥分析理论的框架体系。
4. When I''m bored, I build large suspension bridges in my yard.
当我厌烦了,不想跟逗他们玩了,我就在自家院子里拉几根钢索吊桥。
5. To improve the wind stability performance of long span suspension bridges is an important subject in the design and construction.
改善抗风稳定性能是大跨度悬索桥设计和建造中的一个重要课题。
6. Elastic theory is applicable to the design and calculation of medium-span self-anchored suspension bridges.
弹性理论适合于中小跨度的自锚式悬索桥的设计和计算。
7. In this paper, a sketchy theory system on suspension bridges is proposed, which is based on previous work and especially on the following research work by the author.
本文在总结和评述前人研究工作的基础上,通过作者多年来的研究工作,粗略地建立起悬索桥分析理论的框架体系。
8. They can be effectively and easily applied to design, construction control and simulation calculation of suspension bridges.
本文中的程序实用性强,可有效地应用于铁路悬索桥的设计、施工和仿真计算。
9. Based on the theory of fracture mechanics and the principle of structural reliability analysis, a computation formula of the fatigue failure of suspension cable system in a suspension bridge caused by alternate stress is deduced, thus an evaluation method on the safety life of suspension cable system which has been subjected to eroding is suggested, according to which, highway administration departments can arrange the opportunity of detection, maintenance and strengthening of bridges, as well as the investment.
根据断裂力学理论和结构系统可靠性分析原理,推导出交变应力引起的悬索桥吊索系统疲劳失效的计算公式,从而提出的一种考虑构件腐蚀后吊索系统安全寿命的评估方法,可以为公路管理部门合理安排桥梁的检测、维修、加固的时机和投资提供依据。
10. In consideration of the nonlinear behavior of suspension bridges mainly caused by the large deformation, and on the basis of the idealization of the structure by using truss elements、truss elements with rigid arms and beam elements, the numerical integration method of the nonlinear buffeting response is established by using the updating coordinates method and Newmark—integration algorithm.
考虑到悬索桥的非线性行为主要是几何大变形引起的,故本文首先在引入带刚臂的杆单元并结合空间杆单元及梁单元对其进行离散的基础上,利用动坐标法及Newmark逐步积分格式建立了非线性抖振响应的数值积分法。
11. When moving, the player will face many mechanical obstacles like seesaws, suspension bridges, pendulums etc. to overcome.
移动的时候,玩家将会遇到并必须克服很多像跷跷板、吊桥和钟摆等等一样的机械障碍。
12. This thesis has considered the three primary geometric nonlinearity factors of suspension bridges: the cable sagging effect, the large deflection effect due to changes in geometry and the influence of initial strains, and carry on static structure analysis to the structure of suspension bridges with 2D finite-element models on the basis of Updating Lagrange form foundation.
本文利用有限元法,考虑了悬索桥三个主要几何非线性的影响要素:结构的大变形效应、主缆的垂度效应及构件初始内力的影响,在更新的Lagrange基础上,用平面有限元模型对悬索桥结构进行静力结构分析。
13. Wanse zhou Yangtse River Bridge but also a valuable reference for design and construction of cable suspension bridges in the future.
本文的研究成果不仅直接服务于万州长江二桥的施工控制,而且对今后我国悬索桥的设计、施工具有一定的借鉴和参考价值。
14. With the rapid development of civil engineering in China., more and more bridges are to be built over rivers and seas. Among them, cable suspension bridge is widely used for its widest spanning structure. In order to reach the ideal bridge formation, monitoring and supervision in the course of construction is indispensable.
随着我国交通事业的大发展,需要在大江大河以及海上建造更多的桥梁,悬索桥作为一种跨越能力最大的桥梁结构形式将被广泛采用,在悬索桥建造过程中,为了获得理想的成桥状态,有必要对悬索桥施工过程进行监测与控制。
15. By analyzing many kinds of suspension bridges, a method is found.
因此,主缆在自重作用下的空缆线形由鞍座初
16. According to bridge scale, the bridges are divided into three types: large and super large, middle and small, and according to structure type, the bridges are divided into four types: oblique - pulling bridge, suspension bridge, arch bridge and beam bridge.
通过分析,给出了大、中、小3 种规模的斜拉、悬索、板梁式和拱式桥梁的结构破坏概率矩阵、设施损失率、功能损失率分布、损失功能恢复所需要的时间和桥梁在遭受破坏期间所损失的工作日数,并将研究结果与唐山地震之后的实际调查结果进行了对比,得到了一些有益的结果
17. Analyzing the classical suspension bridges of Jiangyin Yangtze River Bridge in China and Bosporus Channel Suspension Bridge in Turkey by the finite element method, the author concludes that the special overload heavy traffic and the sustained high temperature in summer are the main factors which affects the service performances of gussasphalt pavement in China.
论文运用有限元方法,对我国的江阴长江公路大桥和土耳其的博斯普鲁斯海峡大桥的浇注式沥青铺装层进行力学计算与对比分析,分析表明重载、超载交通和高温气候是影响浇注式沥青混凝土铺装成功的重要因素。
18. There are in existence suspension bridges with main spans of more than 3000 feet, the entire weight of the deck being supported from above by cables(usually only two of four in number)suspended between two towers side of the river.
那里是在存在中止中和超过 3000 尺的主要指距的桥,被从上方被电缆(通常不过四中的二在数字中)支援的甲板整个重量在河的二塔边之间中止。
19. Then, this method is used to analyze the buffeting response of two suspension bridges with centre spans about 500〓 and 1000〓 long.
然后利用该方法对跨度接近500米和1000米的两座大跨度悬索桥的抖振响应进行了分析。
20. With regard to the buffeting analysis, the linear method can satisfy the practical purposes for the design of suspension bridges with a centre span about 500〓 long. However, in the case of very long spans, for example, when its centre span reaches or exceeds 1000〓, a nonlinear analysis is needed.
就抖振分析而言,对于中跨在500米左右的悬索桥,仅进行线性分析即可满足工程精度的要求,但对于跨度达到或超过1000米的特大跨度悬索桥,进行非线性分析则是很有必要的。
1. The area was dotted with islands and sightseeing attractions, linked by suspension bridges and harbors.
2. Roads and suspension bridges have replaced narrow footpaths and single log bridges.