Multi-dimensional earthquake response of large-span prestressed lattice shell structure was studied by time history analysis.
本文采用时程分析法对大跨度预应力网壳结构的多维地震响应进行了系统的研究。
参考来源 - 大跨度预应力网壳结构的多维地震反应分析The results show that the stresses of some members increase if considering the wave passage effect,and the internal forces of structural members under the multi-dimensional seismic excitation are larger than that under one-dimensional seismic excitation.
研究表明,考虑行波效应会使结构部分构件内力有一定程度的提高,多维地震作用比单维地震作用下结构的杆件内力大。
参考来源 - 地震动差动作用下大跨度空间网壳结构的反应分析·2,447,543篇论文数据，部分数据来源于NoteExpress
其次，阐述了结构多维地震反应分析理论。
Secondly, the theory of the multidimensional analysis for the seismic response of structure is expatiated.
导管架海洋平台是一种空间结构体系，在多维地震动作用下的反应计算较为复杂。
The jacket offshore platform is a spatial structure, and the computation of its response to the multiple seismic excitations is complicated.
比较全面地研究了在多维地震动作用下结构反应的组合问题，对各种组合方法进行了评价。
The combined problem of structural responses to multiple seismic ground motions is extensively analyzed and evaluated.
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