轴对称薄壁结构自由振动的边界元分析1)  | 
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| 周琪, 陈永强 | |
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				 FREE VIBRATION ANALYSIS OF THIN-WALLED AXISYMMETRIC STRUCTURES WITH BOUNDARY ELEMENT METHOD1)  | 
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| Zhou Qi,Chen Yongqiang | |
| 表5 环向波数n=2常规圆筒前五阶对称和反对称频率 | |
| Table 5 The first 5 symmetrical and anti-symmetrical frequency ofthe general hollow cylinder with n = 2 | |
			
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