图9. 近壁气泡 ($Re \approx 700$)表面能$(E_{\rm s})$和纵横比 ($\chi $)沿$y^{\ast }$的变化 ($S^{\ast }=1.04$)
Fig. 9. Change of bubble energy composition $(E_{\rm s})$ and aspect \\ ratio ($\chi $) along with $y^{\ast }$ ($S^{\ast } =1.04$)