查询词典 span loading

Taizhou Bridge on Changjiang river is an important ground anchor suspension bridge with 2×1080m span in Jiangsu province. It is the largest three-tower two-span bridge in the world.

泰州长江大桥是江苏省内跨越长江的又一座重要桥梁，采用三塔两跨地锚式悬索结构，跨径2×1080 m，为世界上同类桥梁之最。

In this dissertation, construction methods of long span arch bridges are reviewed firstly, and the lifting process of Shengmi Bridge's arch ribs is illuminated in detail. In succession, the status of study of wind-resistance in long span bridge construction is presented, and then the necessity of work of this dissertation is brought forward.

本文首先回顾了大跨度拱桥的施工方法，详细说明了生米大桥主拱肋吊装的施工过程，接着介绍了目前大跨度桥梁施工期间抗风研究的现状，提出了进行本文工作的必要性。

Thin-wall box structures are applied widely in long-span or mid-span bridges and it is difficult to calculated box beams.

大中跨预应力混凝土桥梁工程中广泛采用的箱形截面，其薄壁效应成为计算中的难点。

This paper introduces the method of installing support frame s to decrease the span of the bridge and the bending deflection of the mid-span.

本文重点介绍通过设置支撑架的方法，以减小桥梁跨径与跨中挠度，从而达到加固桥梁的目的。

The computation formulae for the deflection at the mid-span of equal-span continuous beams with 2-5 spans have been given out.

五跨等跨连续梁因支座变位引起的各跨跨中挠度计算公式。

The increase of bending moment at mid-span of the beam by vertical seismic excitation and internal force redistribution is proposed to be taken into account when the R/C frame structure has a comparative span.

在框架结构跨度相对较大的情况下，建议考虑竖向地震作用以及内力重分布引起的梁跨中弯矩的加大作用。

As high speed development of the traffic industry, the need for long span pre-stressed concrete continuous curved box-girder bridges in construction of highways, urban overhead crossings and viaducts is bigger and bigger. But the existing computing method cant satisfy the precision demand hi analysing long span curved box-girder bridges.

随着交通运输事业的蓬勃发展，由于高速公路、城市立交桥和高架桥的日益增多，大跨度曲线箱梁桥的应用需求越来越大，而现有的简化计算方法对于大跨度曲线箱梁桥的计算分析尚存在一定的困难。

Circular steel arch es are distributed along the short span of the shell as the main load-bearing component,while steel tubes of rectangular section are distributed as purlins between the arches along the long span.

为满足建筑设计简洁通透的要求，该工程采用了沿椭球面短轴方向布置圆形钢拱结构为主要承载构件、拱间沿长轴方向布置矩形钢管作为檩条的结构方案。

Circular steel arches are distributed along the short span of the shell as the main load-bearing component, while steel tubes of rectangular section are distributed as purlins between the arches along the long span.

为满足建筑设计简洁通透的要求，该工程采用了沿椭球面短轴方向布置圆形钢拱结构为主要承载构件、拱间沿长轴方向布置矩形钢管作为擦条的结构方案。

The experimental results for the mid-span, a quarter span deflections, bottom plate strain of the steel girder, and the tension incremental of tendons are observed in good agreement with the theoretical calculations. This confirms the validity of the presented formulations.

采用有限元方程进行理论计算所获得的数据，如钢梁的跨中和1／4跨的挠度，底板应变和钢索的张力增量等均与预应力钢梁模型的试验结果符合良好，这表明了本文所推导的方程的有效性和正确性。

Metrorrhagia is also gynaecological problems of common diseases.

崩漏是妇科常见病也是疑难症。

WordFTP gives you the convenience and timesaving you need.

wordftp让您的方便和省时您所需要的。