Seismic responses of two typical large-span structures to uniform vertical seismic excitation are investigated and the effects of multi-support vertical excitation on the responses are checked.
以两种典型空间结构为研究对象，考察了竖向地震作用下结构的地震反应以及竖向多点输入对结构地震反应的影响。
Profound analysis is made of the rule of seismic response of reticulated shell under multi-support excitations, and some important conclusions are drawn.
深入分析了大跨度单层柱面网壳结构在多点输入下的地震反应规律，得出一些有益于工程实际的重要结论。
A method of seismic response analysis for long-span Bridges considering the synthetic effects of wave-traveling, topography and multi-support excitations is established.
提出一种综合考虑行波和地形影响的大跨结构在多点输入下的地震响应分析方法。
But it is no doubt that the effect of the multi-support excitation should be considered in respect of the seismic design of the long span suspension Bridges.
但有一点是肯定的，对大跨度桥梁进行抗震设计时，应该考虑多维多点激励的影响。
So, to study the seismic responses of long-span cable-stayed Bridges with multi-support excitation will be very important to seismic design and seismic safety.
因此，对大跨斜拉桥在多点输入下的反应开展研究，对进行正确有效的抗震设计，确保其抗震安全性具有非常重要的意义。
Therefore, it is necessary to consider the influence of the multi-support excitation in the seismic response analysis for the reasonable seismic design of such long-span structures.
因此，为合理地进行这类结构的抗震设计，在结构抗震分析中考虑地震动的多点输入的影响是非常必要的。
The random seismic response analysis of Nanpu Bridge under multi-support excitations of three-dimensional orthogonal earthquake motion was performed.
对南浦大桥进行三维正交地震动多点激励下的平稳随机响应分析。
The random seismic response analysis of Nanpu Bridge under multi-support excitations of three-dimensional orthogonal earthquake motion was performed.
对南浦大桥进行三维正交地震动多点激励下的平稳随机响应分析。
应用推荐