concrete box-girder bridge的意思|示意

On the prestressed concrete(PC) wide Box girder and the steel and concrete joint section of the bridge, the C55 high performance concrete is used.

鄂东长江大桥为混合梁斜拉桥，PC宽箱梁及钢-混凝土结合段采用C55高性能混凝土。

In addition, traditional concrete box girder webs inclined crack problem has been more and more prominent, direct threat to the continuous rigid frame bridge normal use.

此外，传统混凝土箱梁的腹板斜裂缝问题也己经越来越突出了，直接威胁着连续刚构桥的正常使用。

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。

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。

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

Through finite element analysis and experimental study, this dissertation makes systematical research on vehicle-bridge coupling vibration of concrete box-girder with corrugated steel webs.

本文通过有限元分析和试验研究，对波纹钢腹板混凝土箱梁的车桥耦合进行了较为系统的研究。