However, for the para-varicose disturbance, the gas rotation plays a negative role on instability of symmetric mode, while it plays a strong positive role on instability of asymmetric mode.
英
美
- 对于对称模式;气体旋转运动是低阶模式扰动的促稳因素;然而却是高阶模式扰动的强烈的失稳因素.