The paper mainly analyses the prestressed steel box girder.
本文主要对预应力钢箱梁进行了振动理论分析。
The multi-scale damage analysis method for steel box girder is presented with respect to Runyang Cable-stayed Bridge.
以润扬大桥斜拉桥为分析对象，提出了扁平钢箱梁结构的多尺度损伤分析方法。
The service time and the best time for maintenance of bridge steel box girder coating were put forward in this paper.
阐述了大桥钢箱梁涂层的使用寿命以及维修保养的最佳时期。
The orthotropic steel deck plate has been widely used in various steel Bridges, especially in the steel box girder Bridges.
正交异性钢桥面板已广泛应用于各种桥型，尤其是在钢箱梁桥中。
The separate steel box girder is a new structural style, it's very difficult to find some successful technique for building.
分体式钢箱梁结构形式新颖，可借鉴的成功制造经验较少。
The structure stress of the composite paving scheme satisfy the steel box girder pavement requirements, and has a higher safety factor.
提出的组合铺装方案的结构受力能够满足钢箱梁铺装的受力要求，且具有较高的安全系数。
Refer to the analysis ot the wide, thin-walled flat steel box girder, it need the space analysis with the general finite element program.
对于宽幅、薄壁的扁平型钢箱梁结构的分析，需借助通用有限元程序对结构进行空间分析。
It 's known that, Xihoumen cross-sea bridge's main bridge is the first split type steel box girder suspension bridge in the world, and mainly spans 1650m.
据了解，西堠门大桥的主桥是世界首座分体式钢箱梁悬索桥，主跨1650米，跨径世界第二、国内第一。
The combined conversion beam consists of a steel box girder, concrete poured on the top of and in the steel box girder and a shearing resistant connector.
该组合转换梁由钢箱梁、浇筑在钢箱梁顶部及内部的混凝土以及抗剪连接件构成。
Based on viaduct over airport expressway in Zhengzhou, this paper mainly expounds supervising measures about full-welding construction of steel box girder.
结合郑州跨机场路高架桥，主要阐述了全焊接钢箱梁施工的监理措施。
With innovative structural characteristics and fine mechanical behavior, flat steel box girder is now the main structural style of large span bridges girders.
扁平钢箱梁具有新颖的结构特点和优良的受力性能，已成为现代大跨度桥梁加劲梁的主要结构形式。
The Dagu River Shipping Channel bridge of Qingdao Bay bridge is a single tower self-anchored suspension bridge with asymmetric 4-span continuous steel box girder.
青岛海湾大桥大沽河航道桥为不对称独塔四跨连续钢箱梁自锚式悬索桥。
Construction technology and quality control measures for steel box girder, high-strength bolt, prestressed concrete box girder and inclined cable are briefly introduced.
简要介绍武汉白沙洲大桥主桥上部结构的钢箱梁、高强螺栓、预应力混凝土箱梁、斜拉索的施工工艺和质量控制措施。
The device is a fulcrum structure which can carry out three-dimensional position adjustment of a steel box girder and guarantee a beam segment to move freely in a plane.
该装 置既能进行钢箱梁三向位置调整，又能保证梁段在平面内自 由滑动的支点结构。
The research in this paper is expected to provide helpful reference for the future design of pedestrian bridge with spacial double-layer cable system and abnormity steel box girder.
通过本文的研究，以期为今后空间布置的双层索系以及异形钢箱梁斜拉 桥在人行景观桥梁设计中的应用提供有益参考。
In combination with steel box girder construction by incremental launching method, the paper introduced the construction technique of variable depth curved steel continuous box girder.
结合钢箱梁顶推实例，介绍了变高度曲线连续钢梁顶推施工技术，总结了该施工方法的经验，对类似桥梁的施工有参考价值。
In this paper, some key problems of applying incremental launching in cable-stayed bridge with steel box girder are studied and discussed, for the design and construction of bridges alike.
而钢箱梁顶推施工近期应用日益广泛，但是理论研究却滞后于工程设计实际，因此，本文选择钢箱梁斜拉桥顶推施工的关键问题进行分析，为同类桥梁的设计和施工提供参考。
According to the mechanical character of simply supported steel box girder with prestressed tendons, and considering the interaction of tendons and girder, the finite element model is established.
根据预应力简支钢箱梁的受力特性，考虑预应力索与钢箱梁的相互作用，建立了有限元计算模型，有限元计算值与实测值吻合较好。
Concrete is poured on the upper part inside the steel box in the span-center bending moment area to solve the problem of the insufficient pressing area of concrete on the top of the steel box girder;
跨中正弯矩区钢箱内上部浇筑混凝土，可解决钢箱梁顶部混凝土受压面积不足的问题；
Prestressed concrete continuous box girder and steel-concrete composite girder are more and more adopted in construction of highway and railway.
预应力混凝土连续箱梁与钢混结合梁在公路、铁路工程中的应用越来越普及。
The composite box girder with corrugated steel webs is a new structure applying external prestressing technique to bridge construction.
波形钢腹板组合箱梁是将体外预应力技术应用于桥梁领域的一种新的结构形式。
It has realistic significance to present some prevention measures and advice aiming at common quality problems lie in simple supported steel-concrete composite box girder design and construction.
针对先简支后连续的组合箱梁设计、施工中经常出现的质量通病，提出相应的防治措施及建议具有一定的现实意义。
The box girder with corrugated steel webs is a new type of composite steel-concrete structure.
波形钢腹板组合箱梁桥是一种新型的钢-砼组合结构。
It was examined that the dynamic peculiarity, the welding line flaw, the size of steel member section and the rusty phenomenon of an existing municipal steel-box girder bridge.
对某在用市政钢箱梁桥的动力特性、焊缝缺陷、应力和变形、钢构件截面尺寸和锈蚀情况进行了检测，按规范要求验算了结构的整体稳定和局部稳定。
It was examined that the dynamic peculiarity, the welding line flaw, the size of steel member section and the rusty phenomenon of an existing municipal steel-box girder bridge.
对某在用市政钢箱梁桥的动力特性、焊缝缺陷、应力和变形、钢构件截面尺寸和锈蚀情况进行了检测，按规范要求验算了结构的整体稳定和局部稳定。
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