Bridge's metal structure from the main beam and side beams, divided into single-and dual-beam bridge girder bridge types.
桥架的金属结构由主梁和端梁组成，分为单主梁桥架和双梁桥架两类。
The moving grid technique is adopted to simulate the fluid fields around the rigid body such as bridge girder cross-sections.
通过使用动网格技术，可实现对桥梁断面等刚体截面绕流场的模拟。
The text detailedly introduced crown block, running system, availability work period of bridge girder erection equipment and improve case for precast beams install.
详细介绍了对双导梁式架桥机天车、行走系统、有效工作长度及预制梁安装就位的改进情况。
The gait-model bridge girder erection machine mainly applied to the erection of long-span, large-tonnage and double amplitude bridge deck concrete full-span box girders.
本架桥机主要应用于大跨度、大吨位、双幅桥梁架设中混凝土整孔箱梁的架设。
At present, there is not special technological criterion or specification in China for manufacturing and welding steel structure of railway bridge girder erecting machine.
目前，国内在铁路架桥机钢结构的制造及焊接工艺方面，还没有专门的规范或规程。
According to the structural characteristics and use of bridge girder erection machine, this paper analyzes risk factors, corresponding measures to be taken for preventing accident.
本文根据架桥机的结构特点和使用状况，分析引起危险因素的原因，提出预防事故发生要采取的安全措施和相应办法。
One of the most noticeable structrual differences between the cable-stayed bridge and the truss and girder types lies in the field of flexibility .
斜拉桥与桁架和梁式类型桥之间，在结构上的一个最显著不同之处，在于柔度方面。
Otherwise, in using the continuous girder bridge we can find that the craze of the box-beam is very popular.
另外，在预应力连续桥梁的使用过程中，发现箱梁开裂的现象相当严重。
This paper expounds the design idea and main contents of construction control system in Self-anchored Suspension Bridge with different girder stiffness.
本文系统地阐述了不同主梁刚度的自锚式悬索桥施工控制系统的设计思路和主要内容。
To install the crane span before installation, camber, level of metal structure of main girder bending, trolley rail height difference, gauge deviation, diagonal bridge survey.
安装前要对起重机安装跨度，金属结构主梁的拱度、水平旁弯，小车轨道高低差、轨距偏差，桥架对角线等进行测量。
Harbin sifangtai bridge is a cable-stayed bridge whose girder is composed by steel i-beam above and concrete deck slab below.
作为叠合梁斜拉桥，四方台大桥的主梁由下部的工字钢和上部的混凝土行车道板组合而成。
Erect support on box girder perform segmented concreting of bridge tower.
在箱梁上搭设支架，分段浇筑桥塔混凝土。
Single girder bridge is only one track, so only to find a point at both ends of each elevation can be the same.
单主梁桥架上只有一个轨道，所以只找出两端各一点的标高相同即可。
Thin-walled box girder is often used in bridge engineering.
箱形薄壁梁是桥梁工程中经常采用的结构。
In addition, this paper analyses the possibility that the curved girder bridge might adopt all single support structure system.
另外，本文还对曲线箱梁桥是否可以采用全单点支承形式进行探索。
This paper describes general structure design and structure load test of girder type railway bridge erecting machine with single simple supported beam and overhead transversely travelling trolley.
本文介绍我国一种新型单梁简支空中横移梁式铁路架桥机的总体结构设计及其结构荷载试验。
This paper introduce the calculational program of coping elevation for free plate girder curve bridge and resolve the handworked calculational defect, it will useful for improving work efficiency.
文章通过对曲线简支板桥盖梁标高计算程序的介绍，解决了手工计算的缺点，对于提高工作效率起到了一定的作用。
This bridge was built with precast channel girder sections, but could be built with AASHTOI girders or box sections.
该桥是采用预制的槽型梁修建的，但是也可利用AASHTOI的标准工型梁或箱型梁修建。
As a proof of engineering practice, the method of construction techniques of cast-in-site girder of bridge could ensure the waterway of small and bridge.
工程实践证明，运用在系梁上架设现浇箱梁支架的施工方法，能够保证中小桥梁河道通航及泄洪的要求。
Described hereby are the overall design of the small radius curved girder bridge and its mechanic features and major causes for accidents.
阐述了小半径曲线梁桥的总体设计、力学特征和产生事故的主要原因。
To some extent, the conclusions in this paper have a reference value on the box girder bridge design and construction.
本文所得出的结论在一定程度上对箱梁桥的设计和施工有参考意义。
Construction control of auxiliary channel continuous girder Bridges of Donghai bridge is briefly introduced.
对东海大桥辅通航孔连续梁桥的施工控制作了简要介绍。
This paper primarily aims at the deficiency of conventional computation method of skew girder Bridges, calculates and analyses skew girder bridge based on integrated finite element method.
本文主要针对斜梁桥传统计算方法的不足，采用组合有限单元方法计算分析斜梁桥问题。
Cracking is quite common in prestressed concrete continuous box girder bridge, which influences appearance of component, life span of using, and even safety of structure,.
预应力混凝土连续箱梁桥的开裂可以说是“多发病”，影响着构件的外观、使用寿命，甚至结构安全。
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了混凝土箱梁桥的可靠度计算模型，并计算了一座实桥基于模糊失效准则的可靠度。
Paper researches and analyses the stability performances of curved girder bridge under vertical load and temperature load.
论文将就竖向荷载与温度荷载作用下，该类曲线梁桥的稳定性能进行研究分析。
Manual single girder bridge crane is a crane.
手动单梁起重机是桥式起重机的一种。
The temperature field in box girder bridge will change constantly because of the effects of sunshine and atmospheric temperature difference.
主桥箱梁内部温度场由于受到气温、日照等因素变化的影响而不断发生变化。
The temperature field in box girder bridge will change constantly because of the effects of sunshine and atmospheric temperature difference.
主桥箱梁内部温度场由于受到气温、日照等因素变化的影响而不断发生变化。
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