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应用试验模态分析,对一种固体火箭发动机的柔性喷管进行了动态特性分析和试验,并获得了该柔性喷管的前13阶模态振型及参数。
Based on the experimental modal analysis, the dynamic characteristics of a flexible rocket engine with a solid rocket motor were analyzed and tested. The first 13 modes of mode shapes and parameters of the flexible nozzle were obtained.