Take model of drill pipe frame as a example, experimental modal based on ODS s testing method is studied and the modal parameter is distinguished and the testing results are analyzed.
以钻架模型为实例，研究了其ODS测试方法试验模态，识别其模态参数，分析其测试结果。
Take model of drill pipe frame as a example, experimental modal based on ODS s testing method is studied and the modal parameter is distinguished and the testing results are analyzed.
以钻架模型为实例，研究了其ODS测试方法试验模态，识别其模态参数，分析其测试结果。
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