A rigid body parameters identification method based on muhi-reference least-squares frequency domain scheme (one of the operational modal analysis techniques) is presented.
介绍一种基于多参考点最小二乘频域法(一种工作模态法)的刚体参数识别方法。
The methods and principle in establishing a nonlinear model for a whole motor vehicle by using the comprehensive nonlinear modal analysis techniques are presented in this paper.
介绍了利用非线性模态综合分析技术建立整车非线性模型的方法和原理。
In this paper, the FEM and the experimental modal analysis techniques are employed to analyze the frequency response of the Fuel Rail Assembly. A simplification method is introduced.
采用有限元方法与模态试验技术，分析了燃油分配管总成的频率特性。
The finite element modal analysis of an effective model has been done after building up its analytic model by applying modern CAD techniques.
利用现代CAD技术建立有效的有限元分析模型，并在此基础上对其进行有限元模态分析。
Techniques of modal tests and dynamic modification are applied to the analysis of large cylindrical wharf structures.
首次将模态试验分析和动力修改技术引进到大圆筒码头。
Techniques of modal tests and dynamic modification are applied to the analysis of large cylindrical wharf structures.
首次将模态试验分析和动力修改技术引进到大圆筒码头。
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