Two issues related to the stability of large span beam bridges with high piers are introduced and discussed in this paper.
对于高墩大跨梁桥，由于其日益广泛地采用高强材料和薄壁结构，因而稳定问题也就更显重要。
In this dissertation, the shear lag effect for large span box-section beam structure and the structural nonlinear anti-seismic capability have been theoretically and experimentally investigated.
本论文主要针对大跨度箱形截面梁结构剪力滞效应和结构非线性抗震性能进行了较深入的理论分析和一定的试验对比研究。
This idea can be used for design of large span continuous beam in strong seismic area.
这种抗震设计思想对高烈度地区的大跨径连续梁桥设计具有现实意义。
Based on an engineering example, author introduce design and construction of prestressed large-span, large section beam formwork and formwork supports.
本文结合实际工程，介绍了长乐会堂工程大跨度、大截面预应力大梁的模板及支撑系统设计及施工中的技术要点控制。
The continuous beam arch combination structure has large span capacity, low building height, light graceful shape and smooth lines, and it is a structure type with development prospect.
连续梁拱组合结构跨越能力大、建筑高度低、造型轻盈、线条流畅，是一种很有发展前途的结构型式。
Spatial beam element is adopted to simulate large-span bridge with high-pier.
采用空间梁单元模拟高墩、大跨桥梁实际结构。
The pre -flexed composite beam is a new type structure with a large span, which can be widely used in various fields involving in civil engineering.
予弯复合梁是一种新型的大跨度结构，可用于土木工程的各个领域。
Due to the large span of the floor slab, the moment torsion of the beam, under the vertical load, is obvious.
由于板跨较大，竖向荷载使梁截面承受的扭矩较大。
These would provide experience and reference of cantilever pouring for over-water foundation and continuous beam bridge of large span.
文中介绍的施工方法和施工工艺，对于水上基础的施工和大跨度刚构梁桥的悬灌施工提供了经验和借鉴。
An introduction is given to key construction flow, quality detection and quality control of bracket method for large span prestressed cantilever box beam cast in place.
结合工程实例，介绍大跨度预应力现浇箱梁托架法施工的关键工序、质量检测及控制。
The structure of thin-walled box girders are commonly applied in some large span continuous beam bridges and rigid frame bridges in our country.
我国已建成的一些大跨径连续梁桥及大跨径连续刚构桥都普遍采用薄壁箱形截面。
Post-tensioned unbonded Prestressed concrete bar is suitable for cast-in –Place concrete of Long –span and Wide buildings, Large load Prefabricated beam and other construction.
后张无粘结预应力筋适用于大跨度、大开间建筑的现浇楼板、大荷载的预制梁及其他特种结构。
Some meeting room of Sichuan International Tennis Center applies large-span and cantilever prestressed structure simultaneously to form cross prestressed beam structure.
四川国际网球中心会议中心某会议室同时采用大跨度和悬挑预应力结构，形成交叉预应力梁结构。
Large-span tension structure are extensively used in China now, because of stress fit distribution, large stiffness, light weight, easily making and installing, such as truss (beam) string structure.
大跨度张力结构，由于受力合理、刚度大、重量轻、制作安装方便，目前在我国得到了广泛的应用，例如张弦桁架(梁)结构。
The project has used large-span secondary girder pre-stressed ceiling structure, which effectively reduces the beam cross-section height and ensures the total height and building height requirements.
工程中采用了大跨度次梁预应力楼盖结构，有效地降低梁的截面高度，确保层高和建筑物总高度的要求，此外还采用了超长混凝土结构无缝设计等新技术。
Based on the force behavior of joist of large-span prestressed space frame system, space finite element analysis of prestressed beam-slab system is carried out by using ANSYS software.
针对大跨度预应力空间框架体系托梁受力复杂的特点，采用ANSYS软件进行了预应力梁板体系的空间有限元分析。
The comparison results indicate that using prestressed concrete truss cable-beam in RC large span floors will get the best synthetical effect.
结果表明，预应力混凝土刚架索梁在钢筋混凝土结构大跨度楼盖中应用时具有更好的综合效益。
In this paper, static load experiments are illustrated and the reliability of CFRP reinforcement technology, used for reinforcing beam slab structure of large span bridge, is discussed.
文章结合对大跨度桥梁的梁板结构加固处理前后的静载试验，探讨了大跨度梁板结构应用粘贴碳纤维加固处理技术的可靠性。
The loading of a tubular busbar is equivalent to that of a large-span beam, and the stress on the cross -section is mainly the tensile stress of the dead weight bending moment with much deflection.
管型母线受力状况相当于大跨度的梁，截面上的应力主要是自重弯矩的拉应力，挠度比较大。
The loading of a tubular busbar is equivalent to that of a large-span beam, and the stress on the cross -section is mainly the tensile stress of the dead weight bending moment with much deflection.
管型母线受力状况相当于大跨度的梁，截面上的应力主要是自重弯矩的拉应力，挠度比较大。
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