long span

PC continuous bridge has been wildly used in long-span bridge for its excellent performance in structure.

预应力混凝土连续梁桥以其优良的结构性能成为大 跨 径桥梁建设时的主要桥型之一.

Design of Foundation of Long Span Arch Structure on Natural Subgrade

天然地基上大跨度拱形结构抗推压基础设计

Its dome-top, long-span, column-free structure.

其穹窿顶 、 大跨度 、 无立柱结构.

Long-living women are also more likely to be sympathetic and cooperative than women with a normal life span.

与寿命正常的女性相比，寿命长久的女性也更有可能富有同情心、乐于与人合作。

The long-span prestressed concrete continuous rigid frame bridge adopts symmetrical cantilever pouring construction often.

大跨度预应力混凝土连续刚构桥常常采用对称悬臂浇筑法施工.

The multi-support earthquake excitation equation motion of long span space structure based on large mass method was derived. Then the time history analysis method to conduct multi-support earthquake excitation was established.

推导了基于大质量法的大跨度空间结构多点地震激励运动方程，并由此建立了多点激励地震响应的时程分析方法，对该方法的有效性进行验证。

Young children have a limited attention span and can't concentrate on one activity for very long.

小孩子的注意力持续时间十分有限，不能长时间地专注于一个活动。

Long-span bridge is a type of rope structure which has strong nonlinear influence and large flexibility.

大跨度悬索桥是一类柔度大,非线性因素影响很强的含缆索体系的桥梁结构.

These changes have occurred over a long time span.

这些变化经过了很长一段时间才形成。

Nonlinear Aerostatics Behaviours of Super Long Span Supension Bridges

超大跨径悬索桥空气静力非线性行为研究

Most of long-span CFST arch bridges are used of the four-tube section.

目前已建及在建的大跨径钢管混凝土拱桥大都采用四肢格构型截面.

Test Research on Aerodynamic Admittance of a Long Span Cable-stayed Bridge Girder Section

大跨度斜拉桥主梁断面气动导纳试验研究

Analytical method in frequency domain for a long-span roof structures are based on random vibration theory.

主要论述大型屋盖结构的风振响应机理,并从理论上概括了其分析方法.

Based on geometrical non-linear finite element method and time history analysis method, the theory of using MR damper to control seismic response for long-span bridge is established and simulation analysis of bridge structure with MR damper is completed.

本文基于几何非线性有限元计算理论，采用时程分析方法，将磁流变阻尼器应用于大跨度桥梁的减震研究，实现了桥梁结构&磁流变阻尼器系统的全仿真分析，是一项全新的探索。

This paper introduces the ultra-long span non-repeater optical transmission technologies, the solutions of the Fiberhome Inc.

介绍了超长距离无中继(超长跨距)光传输技术, 烽火超长跨距光传输的解决方案、特点和应用.

The construction method for the prestressed girder with long span is briefly introduced in this article.

文章简要介绍了该工程超长大跨度预应力大梁的施工方法.

Effect of Dynamical Behavior of Long Span Cable-stayed Bridge with Ambient Medium

环境介质对大跨斜拉桥动力特性的影响

Long span transmission line system is the lifeline project as the electric powe's carrier. "

大跨越输电塔线体系作为高压电能输送的载体,是重要的生命线工程.

The Dynamic Characteristics of Long Span Arch Structure

大跨度拱型结构的动力特性

Aimed at the two types of high speed railway long span steel bridge-slab truss composite system and arch truss composite system, an analysis of random vibration response of time dependant train bridge system has been made in detail.

本文针对高速铁路大跨度钢桥板桁或拱桁组合体系两种主要桥式，对列车与桥梁时变系统的随机振动响应作了较详细的分析。

Firstly, several methods of aerostatics stability analysis for long span bridge are reviewed and compared.

首先对几种主要的大跨径桥梁静风稳定性分析方法进行了回顾与比较，并就其中的不足之处进行了简要的说明，进而针对不足之处提出了一种改进方法。

Arch rib is the key point during the process of the long-span concrete-tube arch bridge construction.

主拱肋施工是大跨度钢管混凝土拱桥施工的关键环节.

Studies on 3D vibration analysis of long span continuous arch truss composite steel bridge

大跨度连续拱桁组合钢桥空间振动分析

Chaobai River Bridge is a concrete-filled steel tubular arch bridge with a long span in China.

北京顺义潮白河大桥是目前国内跨度较大的钢管混凝土系杆拱桥,加固施工工序复杂,施工技术难度较高.

Reticulated shell structures is more and more widely used in long-span structures.

网壳结构在大跨度结构中得到越来越广泛的应用.

The long-span, high-aspect ratio wing provides exceptional climb performance.

大跨度, 高展弦比机翼提供优异攀登性能.

Long-span bridges are tending towards longer and more flexible.

摘要现代桥梁的发展趋势是大跨径、轻柔.

The Great New Orlean Bridge represents modern contemporary long-span steel cantilever construction.

新奥尔良大钢桥表现出了现代大 跨 径钢桥悬臂施工的技术.

After simulation test and study on the construction of long span stone arch bridge, it is understanded that the combined effect between arch ring and arch center formed in advance is clear and the stress of arch ring is closely related to the process of construction.

施工模拟试验表明，特大跨径石拱桥在分环分段砌筑时，先期形成的拱环与拱架的联合作用明显，拱圈应力与施工过程密切相关。

Study about Assemble Error of Steel Box Arch Ribs for Long Span Extroversive Arch Bridges

大跨径外倾式拱桥钢箱拱肋拼装误差影响