查询词典 span bridge

Along with the development of scientice and technology, steel bridge s span and the development of welding technology have got a great developement, a new-type steel bridge s structure integral joint has been regular adopted in the last few years.

随着科学技术的进步，钢桥的跨度与焊接技术取得了较大的发展，钢梁整体节点这一新型结构近几年来被经常采用。

Setting slide layer is a good measure to reduce the interaction between the rail and bridge, and rail expansion joint on long span bridge can be cancelled.

桥上纵连板式轨道借助底座板的纵连解决梁端转角对轨道结构的不利影响，通过设置滑动层来削减梁轨相互作用，在大跨桥上可以取消钢轨伸缩调节器，这种设计思想对大跨桥上铺设无砟轨道具有积极的借鉴意义。

The Tsing Ma Bridge, with a main span of almost 1.4 kilometres, is the world's longest suspension bridge carrying both road and rail traffic.

青马大桥的主跨距约为1.4公里，是世界上最长一条兼有公路及铁路的吊桥。

And, based upon the introduction of constitution and reinforcement of bridge pier cap the span adjustment method combined with bridge pier cap and beam seat is proposed.

以神朔复线两座大桥工程为例，介绍了施工图设计概况，阐述了加垫梁墩帽的构造及配筋，提出了采用桥墩墩帽加垫梁调整孔跨的优缺点及其适用条

For the highway bridges with small or medium span, their vibrations were excited usually by a single vehicle, and the vehicle will stay on the bridge after excitation, so analytical expressions of the frequencies of the bridge under the action of a single vehicle were derived.

对于中小跨径的公路桥梁，往往采用单个车辆激振桥梁，激振后停于桥上，因此推导出了单个车辆作用下的桥梁有载频率解析表达式。

Concrete work covers the following aspects:(1) Based on the finite displacement theory and the characteristics of Self-anchored and single-tower suspension bridge, and considering the nonlinear factors. A span of 80 +190 +260 +80 m independence of the self-anchored suspension bridge tower carried out a detailed analysis. Through static analysis of the vector cross-over cable, cable-plane form, stiffening beam camber and the temperature load on the structure.

具体工作如下：(1)基于有限位移理论，针对自锚式独塔悬索桥的受力特点，全面考虑几何非线性因素对自锚式悬索桥的影响，对一座跨度80+190+260+80m的自锚式独塔悬索桥进行了详细分析；通过静力计算来分析主缆矢跨比、索面形式、加劲梁拱度和温度荷载对结构的影响。

In this paper, the vehicle model on a scale of 1/4 and the half-sine curve are used to simulate the longitudinal curve of the plate girder bridge deck with creeping camber and the mathematical relations between the vehicle vertical vibration response and creeping camber, span length and vehicle traveling speed of the bridge are derived.

采用1/4汽车模型和半正弦曲线模拟板梁徐变上拱桥面线形，推导车辆竖向振动响应与板梁徐变上拱度、桥梁跨径、行车速度之间的数学关系。

In city and highway bridges, the arch bridge is becoming a kind of ever-victorious, most old-line, large quantity, most competitive, perpetual development bridges, because of its own advantage such as long span, high carrying capacity, low engineering cost, little maintenance costs, grandness bridge model etc.

在公路与城市桥梁中，拱桥以其跨越能力大、承载能力高、工程造价低、养护维修费用少、桥型宏伟壮观等特有的优势而成为建筑历史最悠久、数量最多、竞争力最强、并且长盛不衰、不断发展的桥梁结构型式。

Temperature variation exerts great influence on the bridge alignment during the long-span prestressed concrete continuos girder bridge construction.

在大跨度预应力混凝土连续梁桥的施工过程中，温度变化对桥梁结构的线形有较大的影响。

I XQJ company's line of cable tray, divided into stairs-and-tray, the trough, modular, large span, aluminum, glass flame-retardant steel, fire bridge the eight series, which bridge the day-fire by the Detection, the main technical indicators exceed national standards, reached the highest level of domestic.

我公司生产的XQJ系列电缆桥架，共分为梯级式，托盘式，槽式，组合式，大跨距，铝合金，阻燃玻璃钢，防火桥架八大系列，其中防火桥架经天传所检测，主要技术指标超过国家标准，达到国内最高水平。

The changes of the HAF after liver injury may be related to the volume of blood loss, the intraabdominal pressure and the pneumoperitoneum duration.

肝撞击伤伴失血后肝动脉血流量的变化与失血量、气腹压力以及气腹持续时间等有密切联系。

Reneging on our commitments to the world's poor cannot be an austerity measure, she said.

放弃我们给世界上的穷国的承诺不能成为一种紧缩措施。