其次，本文对主梁进行了模态分析，研究了主梁的振动特性以及运行机构底座处下盖板在振动的影响下，产生裂纹的可能性。
Secondly, carry on the mode analysis to the girder, research the girder vibration property and the probability of crackle takes shape in the vibration effects of traveling organization pedestal.
研究了运用车体模态参数来评估与分析运行平稳性的方法。
This paper proposes the method of using vehicle modal parameters to assess and improve the ride quality of railway vehicle.
因此基于运行模态的结构分析方法被提了出来，并将它作为传统模态分析的一个补充方法。
Hence, an improved operational modal analysis is a useful complement to the traditional modal analysis approach.
本论文开展的工作模态分析技术是在实际工况和减速器运行状态下进行数据采集并对其实时分析的一种方法。
In this paper, the OMA (operational modal analysis) technique will be applied to running gearbox in the actual conditions for data collection and real-time analysis.
通过进行模态分析，为塔架设计、安全运行和结构动力学分析提供更可靠的理论依据。
It provides theoretic basis for the design and safe operation of the tower and the further dynamic analysis of wind turbine tower through the modal analysis.
通过进行模态分析，为塔架设计、安全运行和结构动力学分析提供更可靠的理论依据。
It provides theoretic basis for the design and safe operation of the tower and the further dynamic analysis of wind turbine tower through the modal analysis.
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