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• Manual single girder bridge crane is a crane.

手动单梁起重机式起重机的一种

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• The curved girder bridge is an important bridge type in traffic engineering.

曲线梁桥交通工程中的一种重要桥型

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• Moreover, the coefficients is calculated for several kind of special girder bridge.

几种特殊下的系数进行了计算

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• When girder bridge is widened, a combined bridge is formed consisting of both new and old girders.

梁桥经过拓宽改建，形成了梁体拼接的组合

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• By test, we will know more about prestressed concrete semi-rigid frame continuous box girder bridge.

通过试验，使我们对于预应力混凝土刚构-连续梁桥有了进一步认识

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• According to the above reasons, two kinds of methods are adopted to optimize the box-main-girder bridge.

基于以上原因本文采用了方法形梁桥架进行优化设计。

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• Otherwise, in using the continuous girder bridge we can find that the craze of the box-beam is very popular.

另外预应力连续桥梁使用过程中，发现箱梁开裂现象相当严重。

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• Single girder bridge is only one track, so only to find a point at both ends of each elevation can be the same.

梁桥架上只有一个轨道所以找出两端一点标高相同即可。

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• With its excellent section characters, the prestressed concrete box beam plays a main role in the girder bridge.

预应力混凝土箱梁优良的截面性质梁桥中占据主要地位

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• The mechanical properties of a skew girder bridge differ a great deal from those of an orthogonal girder bridge.

梁桥力学特点正交梁桥相比很大区别。

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• Based on simple vehicle model and simple continuous girder bridge model the vehicle-bridge interaction model is make.

参照简化车辆模型桥梁模型，建立了车-相互作用的数学模型。

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• To some extent, the conclusions in this paper have a reference value on the box girder bridge design and construction.

本文所得出的结论一定程度上箱梁设计和施工参考意义

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• Bridge's metal structure from the main beam and side beams, divided into single-and dual-beam bridge girder bridge types.

金属结构主梁梁组成分为单主梁桥架和双梁桥架两类。

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• Paper researches and analyses the stability performances of curved girder bridge under vertical load and temperature load.

论文将就竖向荷载温度荷载作用，该类曲线梁桥稳定性能进行研究分析

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• This paper deeply studies the problem of transverse stiffness of skew girder bridge which has been argued for a long time.

工程界争议梁桥横向刚度问题进行了深入研究

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• In addition, this paper analyses the possibility that the curved girder bridge might adopt all single support structure system.

另外本文曲线箱梁是否可以采用单点支承形式进行探索。

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• In this paper, prestressed concrete continuous girder bridge is studied by using finite element analysis tool with support project.

本文以预应力混凝土连续梁桥研究对象，采用有限元分析手段结合依托工程进行研究。

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• Described hereby are the overall design of the small radius curved girder bridge and its mechanic features and major causes for accidents.

阐述了半径曲线梁桥总体设计力学特征产生事故主要原因

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• The temperature field in box girder bridge will change constantly because of the effects of sunshine and atmospheric temperature difference.

主桥箱梁内部温度由于受到气温日照等因素变化影响不断发生变化

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• On the basis of the mechanical behavior of box girders, the stress design method is brought forward against the PC box girder bridge cracking.

根据箱梁结构受力特点，提出采用应力设计方法解决预应力混凝土箱梁的受力开裂问题。

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• There are still many issues to be resolved on curved girder bridge, one of them is loss of prestress which is much more typical and outstanding.

曲线梁桥还是很多问题有待解决，预应力损失就是其中较为典型和突出的问题。

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• The long-term deflection of Long Span Prestressed Concrete Box-girder Bridge(LSPCBB) is getting more and more serious in terms of structure safety.

最后，桥梁设计计算、桥梁混凝土施工及箱梁下的防治技术进行论述，对开展控制结构长期挠的研究提出了建议。

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• Lastly design of P. C. continuous curved girder bridge is discussed in the paper, in especial prestress reinforcing steel bar's loss and bearing design.

最后介绍预应力混凝土连续曲线箱梁设计，重点讨论了总体设计，束预应力损失的计算，预设支座偏心调整扭矩等设计中的关键问题。

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• It is the wide application of P. C. continuous curved box-girder bridge which has become an important bridge style in the transportation infrastructure.

预应力混凝土连续曲线箱梁应用日益广泛已经成为现代交通基础设施重要桥型

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• On the basis of fuzzy failure criterion, model of reliability of concrete box-girder bridge is set up, and the reliability of existing bridge is calculated.

基于模糊失效准则建立混凝土箱梁可靠计算模型计算了一座实桥基于模糊失效准则的可靠度。

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• This paper explained the construction technology of the bearing replacement for quasi-continuous T-girder bridge and analyzed the causes of bearing disease.

本文着重介绍连续T型梁桥支座替换工程施工技术分析支座病害原因。

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• Uncertain factors in construction of continuous girder bridge such as side span joint scheme and different balanced cantilever construction speed are analyzed.

施工中的不确定因素诸如合拢方案不同桥墩浇进度不一致等进行了分析比较。

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• So the dynamic response of the plate girder bridge under moving loads are the problem which is concerned about all along, and also a project to be studied deeply.

同时，简支梁桥又是小跨径桥梁最常用的桥型之一，因此移动车辆荷载引起简支板梁桥动力效应越来越被工程技术界所关注

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• So the dynamic response of the plate girder bridge under moving loads are the problem which is concerned about all along, and also a project to be studied deeply.

同时，简支梁桥又是小跨径桥梁最常用的桥型之一，因此移动车辆荷载引起简支板梁桥动力效应越来越被工程技术界所关注

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