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.
另外针对上下部整体计算模型分别按一致激励和多点激励进行动力时程反应计算。
The single points motivation and multiple points motivation were utilized to perform dynamic time-history analysis for the combined model respectively.
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。
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.
讨论了斜拉桥的地震动力分析方法，包括三维斜拉桥线性地震分析的多点激励地震输入问题。
The dynamic time-history analysis methodology is discussed, including the multiple-support seismic input problem for the three-dimensional linear earthquake-response analysis of cable-stayed bridges.
以南京火车站的站房结构为模型，使用一致激励和多点激励计算了结构在不同激励状况下的结构响应。
The seismic responses of structure of Nanjing Station are numerically simulated under the uniform excitation and the traveling-wave excitation.
分析发现，加速度输入模型和位移输入模型两种输入方法都可以应用于多点激励分析，但位移输入更方便。
It is found that these two methods both can be used in analysis of multi-support excitation, but the displacement time-history method is much more convenience.
本文结合大跨度桥梁抗震设计，系统地介绍了随机地震动场的模型以及随机地震动场多点激励下大跨度桥梁地震反应分析的方法。
In this paper, based on earthquake-resistant design of long-span Bridges, the patterns of random earthquake ground motion and the methods of seismic response analysis for long-span...
本文结合大跨度桥梁抗震设计，系统地介绍了随机地震动场的模型以及随机地震动场多点激励下大跨度桥梁地震反应分析的方法。
In this paper, based on earthquake-resistant design of long-span Bridges, the patterns of random earthquake ground motion and the methods of seismic response analy...
第二部分结合自然科学基金资助课题“非平稳多源激励随机响应”，对复杂结构多点随机地震响应问题进行了系统的研究。
In the second part, the stationary and non-stationary random response analyses of structures subjected to multiple seismic excitations are investigated.
本文提出了研究机械热特性的多点热激励技术，并介绍新研制的、研究机械热特性的便携式多点热激励测控仪。
A new technique of studying on the thermal characteristics of machine with heat excitation on several points is presented.
从而将求解离散体系对多点地震激励反应的方法推广到管线的弯曲振动问题中。
Thus the usual method for the discretized system under the action of multi-support excitations is expanded and can be applied for the continuous system.
模态测试时，利用单点(多激振点)激励多点响应模态试验分析方法来获取完整模态参数，引入相关函数分析测试信号的可靠性。
During the model test, integrity modal parameters are obtained via the single-input multi-output analysis method. The reliability of tests signals is also evaluated by the coherence function.
模态测试时，利用单点(多激振点)激励多点响应模态试验分析方法来获取完整模态参数，引入相关函数分析测试信号的可靠性。
During the model test, integrity modal parameters are obtained via the single-input multi-output analysis method. The reliability of tests signals is also evaluated by the coherence function.
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