查询词典 girder bridge

Purpose of this paper is to test whether a prestress continuous box girder bridge qualify...

通过动静载荷载试验为桥梁结构设计提供参考依据，是桥梁建设中必不可少的一个重要环节。

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

对施工中的不确定因素，诸如边跨合拢方案和不同桥墩悬浇进度不一致等进行了分析比较。

The result shows combination using of lead rubber bearing and seismic restrainers can not only eliminate the usual defects of curved PC box girder bridge,but can also avoid the negative effect that caused by seismic restrainers,so it is deserved to make popularized.

结果表明：将铅销橡胶支座与常用限位辅助设计结合应用，既可以减轻常见病害，同时避免了限位装置带来的不利影响，值得推广应用。

In the paper,the equations of motion for the vehicle_bridge_MTMD system are presented and the effectiveness of suppressing the transverse vibration of the deck steel plate girder bridge with multiple tuned mass dampers is investigated by the field test and simulated calculation.

本文建立了车-桥-MTMD系统振动方程，对利用多重调频质量阻尼器抑制铁路上承钢板梁桥横向振动的效果进行了模拟计算和现场试验。

With the theory of energy random analysis of train derailment, the security of moving train on up line and down line of Laoluanhe bridges is analyzed contrastively, and the influence on improving resisting derailment ability of bridges by widening the distance between two main beams of the deck steel plate girder bridge is studied.

进一步运用列车脱轨能量随机分析理论，对比分析了老滦河桥上、下行线上的列车走行安全性，分析了增大钢板梁主梁中心距对提高桥梁抗脱轨能力的影响。

Via the sample of erecting a steel girder bridge of 62.8 m span by float tow , the article summarizes the main technique point of the method of assembling tow boat, the process of float dragging beam, the setting up scaffold, disposal of tow and stepping equipment , calculation of float dragging stability, the fastening of hang up pole E3A3 etc, also make suggestion on the dragging equipment selection, the selection of float dragging support point and so on.

通过对跨度为62 8m钢桁梁浮拖架设的尝试，对浮拖架设中的浮拖船结构和组装、浮拖法施工步骤、膺架搭设、牵引和走行设备布置、浮拖稳定性检算、挂杆E3A3加固等主要技术环节进行了总结，并对牵引设备的选用、浮拖支承点位置选择等有关方面提出建议。

Appropriate calculations are important for girder bridge s under the action of horizontal loads in engineering.

在水平荷载作用下，梁式桥的合理计算在工程中具有较大的意义。

Prestressed curved girder bridge is a important structure type in modern traffic engineering.

预应力曲线梁桥是现代交通工程中的一种重要桥型。

Calculation method of simply supported to continuous girder bridge is analyzed and compared with load test.

通过对预应力先简支后连续T形梁桥计算方法的研究，并与荷载试验进行对比分析，对预应力简支转连续结构设计计算的方法提出相关的建议，有利于减少计算误差，保证计算结果与实际情况相吻合。

The calculating model for analysis of continuous curved box girder bridge s by plan element computer program is established.

建立了应用平面杆系有限元法计算程序分析连续弯箱梁桥的计算模型，并且还引入了应力增大系数来计入约束扭转产生的效应。

I can not make it blossom and suits me

我不能让树为我开花

When temperatures are above approximately 80 °C discolouration of the raceways or rolling elements is a frequent feature.

当温度高于 80 °C 左右时，滚道或滚动元件褪色是很常见的特征。