采用三维流动理论，改变叶片造型方法，控制水力损失和引入CFD方法是提升现有轴流泵叶片设计的主要策略。
The main strategy should include in itself the use of three-dimensional flow theory, improvement of vanes stacking skill, control of hydraulic losses, and use of CFD in vane design procedure.
采用三维流动理论，改变叶片造型方法，控制水力损失和引入CFD方法是提升现有轴流泵叶片设计的主要策略。
The main strategy should include in itself the use of three-dimensional flow theory, improvement of vanes stacking skill, control of hydraulic losses, and use of CFD in vane design procedure.
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