Based on the complex modal theory, some problems arising in machine tool modal analysis by impulse excitation are examined.
本文从复模态理论出发，探讨了在机床模态分析中，应用脉冲激振法激励机床时的一些问题。
This paper analyzes the dynamic characteristic of complex plywood by the theory modal analysis technology.
以悬臂复合层板为研究对象，利用理论模态分析技术，研究了复合层板的动态特性。
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