查询词典 span bridge

Measures could be adopted in the design are introduced in this article by calculating and analyzing the ellipse flat arch bridge from two engineering examples and comparing the differences between two hinged arch and hingeless arch in different rise-span ratio.

结合工程实例，对椭圆轴线坦拱进行计算分析，比较了不同矢跨比情况下两铰拱、无铰拱的区别，介绍了在设计中采取的措施。

Continue rigid frame bridge is more and more widely used because of its high strength, lightful line type, convenient and fast construction, long-span ability.

该桥型以强度高、线形明快、施工简便快捷、跨越能力强的优势在大跨度桥梁中得到了越来越广泛的应用。

The Great New Orlean Bridge represents modern contemporary long-span steel cantilever construction.

新奥尔良大钢桥表现出了现代大跨径钢桥悬臂施工的技术。

Starting from the basic concept and principle of reliability theory, some methods of reliability analysis and calculation for structural members and systems are discussed in seme detail m this paper, On the basis of others'research achieements , the method for calculating the reliabillity of continuous PPC girder bridge system is deduced from the probability of failure,In accordance with the test resuIts of 14 two-span continuous PPC model beams , obtained from the rescarch project,A study on the plastic ...

本文从可靠度理论的基本概念和原理出发，主要论述了结构杆件和系统可靠性分析和计算方法。在前人研究的基础上，利用失效概率推导出连续梁系统可靠指标的计算方法，本文还根据高等学校博士学科点专项科研基金资助项目《大跨度预应力混凝土桥塑性行为的研究》所进行的十四片两跨混凝土连续梁桥模型试验的数据算出各梁承载能力的系统可靠指标。

In order to monitoring concrete stress in tie-bar of long-span concrete-filled streel pipe arch bridge, mothod of separate tension is used, which deducts tension caused by temperature changeand creep.

为了现场监测大跨度系杆拱桥系杆混凝土的应力，采用对实测应变进行分离的方法，扣除了由于温度变化、混凝土收缩徐变产生的应变。

The technical problems in design and construction of large span steel trussed arch were solved through making researches on the key technologies for design and construction of the bridge.

研究结果针对国内首次采用钢桁拱—桁梁组合体系的大跨度铁路桥梁的建设，探索出一套成功的设计、施工经验和一系列有针对性的技术措施。

The technical problems in design and construction of large span steel trussed arch were solved through making researches on the key technologies for design and construction of the bridge.

研究方法：结合桥址处的地质、地形、通航、水文条件，进行综合技术经济比较，采用结构分析计算和桥梁结构动力学与车辆动力学的研究方法。

The factory locate in industry zone Zhangqi town Cixi, Ningbo China, with a convenience traffic, the famous Ningbo harbour is in the east, the south face thruway that is Ningbo to Shanghai and it has been building the Hangzhou bay of span sea bridge.

这家工厂设在工业区慈溪市掌起镇，宁波中国，以方便交通，著名的宁波港是在东部，南部面临着高速公路是宁波至上海，并已建立的杭州湾跨海大桥跨度。

Took Sanchaji suspension bridge in Changsha as a case study, based on different hypothesis, two methods were deduced, the parabola method of cable gravity distributing uniformly along the span, and the catenaries method of gravity distributing equally along the curve.

以长沙市三汊矶湘江大桥为工程背景，对自锚式悬索桥的主缆线形及无应力长度的计算方法进行了研究，推导出两种基于不同假定下的主缆线形及无应力索长的计算方法：假定主缆自重沿跨径均布的抛物线法和假定主缆自重沿弧长均布的分段悬链线法。

As the development of construction equipment and cantilever concreting, construction technique for long-span continuous girder bridge s has been greatly improved.

随着悬臂施工技术和施工设备的进步和完善，大跨度连续梁式桥的施工技术日趋成熟，先进的施工技术又能影响和促进桥梁设计水平的提高和发展。

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。