近年来，管桁结构在大跨空间结构中得到广泛应用。
Recently, tubular truss structures are used extensively in the large-span space structures.
风荷载对复杂形体的开敞式大跨空间结构的受力性能影响很大。
Wind load has great effect on the mechanics behavior of open-wide-span spatial structure with complex shape.
以大跨空间结构选型为例，说明了结构型式方案优选的决策过程。
T he decision making process of selecting the optimal structural form is shown by taking large-span spatial structures as an practical example.
大跨空间结构风速时程模拟需考虑风的时间相关性和空间相关性。
In wind speed time history simulation of large-span spatial structures, both time and spatial correlation should be considered.
研究了大跨空间结构脉动风荷载的随机模拟技术，基于神经网络进行了风速时程的随机模拟。
The random simulation of dynamic wind load for large-span structures is studied. Wind speed processes based on artificial neural networks are generated.
大跨空间结构的风速模拟需要考虑风的时间和空间相关特性以及局部区域内风载的非高斯特性。
In the wind simulation of long-span spatial structure, both time and spatial correlation and local non-Gaussian characters should be considered.
计算结果表明，大跨空间结构采用粘弹性阻尼器时计算地震响应，必须考虑地震动的空间相干特性。
The computed results reveal that the long-span space structures equipped with viscoelastic damper will have to take the spatial characteristics.
因此，研究开孔结构的风效应是一个重要课题，对进行大跨空间结构抗风设计具有十分重要的意义。
Therefore, it is a important issue to investigate the wind effect for large space roof structure with openings. And it is of great significance in wind resistance design.
结果表明：复形法对阻尼器在大跨空间结构减震控制中的参数优化是可行的，且取得了很好的效果。
The results of this thesis show that complex method is feasible and effective to optimize dampers'parameters in the vibration control of long-span spatial structures.
因此如何高效、准确地对这些复杂结构体系进行内力分析己经成为大跨空间结构领域中亟待解决的问题。
Therefore, how to efficiently and accurately analyze the internal forces of this complex structure system have become urgent problems to be solved in areas of large-span spatial building of the world.
以长江防洪模型试验大厅为工程背景，介绍了一种新型大跨空间结构体系：预应力网壳-拉杆拱组合结构。
The pre-stressed truss shell system is a new-style spatial hybrid tension structure developed on the basis of beam string structure.
因此大跨空间结构施工过程的模拟与监测和稳定性的分析是保证结构施工过程安全性和日后正常使用的重要环节。
The simulation and monitor of the structure construction process and the analysis of stability are important steps to guarantee safety in the construction course and the normal use in the future.
大跨空间结构自重轻、柔性大、阻尼小、自振频率低，对风荷载比较敏感，风荷载已经成为大跨空间结构设计的重要荷载。
The light self weight, large flexibility, small damp and low natural vibration frequency make it very sensitive to wind load.
广州体育馆大众活动中心是一个大跨壳形空间结构。
The People's Sports Center of Guangzhou Gymnasium is a long span spacing shell truss.
广州体育馆大众活动中心是一个大跨壳形空间结构。
The People's Sports Center of Guangzhou Gymnasium is a long span spacing shell truss.
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