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		垂直壁面附近上升单气泡的弹跳动力学研究 1)
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			THE BOUNCE DYNAMICS OF A RISING SINGLE BUBBLE NEAR A VERTICAL WALL 1)
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| 图7. 气泡 ($Re \approx 700$)碰撞前垂直速度下降垂直速度下降比值$V_{\rm C}/V_{y\max}$ ($S^{\ast } =1.04$ | 
| Fig. 7. The vertical velocity decrease ratio $V_{\rm C}/V_{y\max}$ before bubble collision ($S^{\ast } =1.04$) | 
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