减震结构的分析方法之一是振型分解反应谱法。
The response spectrum modal analysis is one of the methods used for analyzing damper-added structures.
对模型进行在弹性范围内的振型分解反应谱分析。
Using spectra method, the structure is analyzed within the range of elastic response.
通过算例分析，研究了近似振型分解法的计算精度；
The precision of the approximate decoupled modal analysis is …
采用悬臂梁振型分解反应谱法研究重力坝地震响应。
The mode-superposition response spectrum method of cantilever is used to study the seismic response of gravity dam.
工程中常采用的风激振动的振型分解法与屋盖的振型特性密切相关。
The mode superposition method that was often used in the analysis of wind induced vibration in engineering had great relevance to the mode characteristics of roofs.
振型分解反应谱法已成为各国抗震规范中最为成熟的结构地震反应分析方法。
Response spectrum analysis has become the mo st sophisticated seismic analysis method in codes for seismic design in the world.
目前进行结构抗震验算的方法有：底部剪力法，振型分解反应谱法和时程分析法。
Now the earthquake-proof checking calculation methods we used include equivalent base shear method, mode analysis method and time-history method.
在精细时程积分法的基础上，将精细积分法与振型叠加法结合起来，提出振型分解精细积分法。
This new method is called the mode decomposition precise integration method because it is the result of the combination of the mode decomposition method with the precise integration method.
针对百色水利工程实际情况，采用了振型分解反应谱法对进水塔进行了动力分析，得出了合理的结论。
For baise hydroelectric station , response spectrum of mode - superposition is applied in the dynamic analysis of intake tower . the rational conclusions are obtained.
针对百色水利工程实际情况，采用了振型分解反应谱法对进水塔进行了动力分析，得出了合理的结论。
For baise hydroelectric station, response spectrum of mode - superposition is applied in the dynamic analysis of intake tower. the rational conclusions are obtained.
本文首先建立了随机时变结构的振型分解法，然后基于随机时变结构的超越率提出了相应的结构随机时变可靠性的计算方法。
In this paper the methods of mode analysis and the random time dependent reliability, based on crossing rate, of random time dependent structures are suggested.
本文根据建筑结构抗震规范规定的振型分解反应谱法和时程分析法，对采用消能减振装置加固的北京饭店西楼进行分析与设计。
The seismic structural analyses and design are carried out by means of response spectrum and time history methods for the west wing of Beijing Hotel.
针对竖向传播的SV波作用下刚性桩复合地基的动力反应，在振型分解反应谱法的理论基础上，提出一种基于有限元分析的拟静力方法。
Based on the finite element method and the theory of mode superposition, a quasi-static calculation method for the seismic response of rigid pile composite foundation under SV wave is presented.
该方法仅需进行一次系统矩阵的分解就可获得高精度的多个复振型导数。
Finally, many complex mode shape derivatives of high accuracy can be obtained by decomposing system matrices only once.
利用结构振型矩阵转置的QR分解得到传感器的初始配置。
The initial sensor assignment is obtained by the QR decomposition of the structural mode shape matrix to ensure the estimation accuracy of the parameters.
利用结构振型矩阵转置的QR分解得到传感器的初始配置。
The initial sensor assignment is obtained by the QR decomposition of the structural mode shape matrix to ensure the estimation accuracy of the parameters.
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