Tip vortex goes downstream outward along the span direction, and the induced drag of the wing decreases.

翼尖涡沿着展向方向向外移动，机翼诱导阻力减小。

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Tip: You can re-prioritize items. Use the square handle to drag an item to a different list.

提示：您可以给项目重排优先级。使用方块控点将项目拖到其他列表。

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The effects of the tip shape of V-groove on drag reduction and flow field characteristics by numerical analysis;

近年来对于水下条纹沟槽表面减阻的研究多集中在试验方面，理论分析和数值计算进行的却不多。

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