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		基于动力学模态分解法的绕水翼非定常空化流场演化分析$^{\bf 1)}$
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			ANALYSIS OF UNSTEADY CAVITATION FLOW OVER HYDROFOIL BASED ON DYNAMIC MODE DECOMPOSITION$^{\bf 1)}$
			 
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		 图2. 数值预报的空泡形态周期演化与试验结果对比   | 
	
Fig.2. Comparison of the cavity evolution between numerical and experimental results  | 
	
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