针对一种磁力驱动的循环冲沙装置，提出了轴流式叶轮优化方案以提高叶轮水力性能。
In consideration of magnetic driven sand washing apparatus, an optimal design plan for axial-flow impeller is put forward for improving the hydraulic performance of blades.
与轴流式叶轮机械比较，离心式叶轮机械内部的流动更加复杂，亟待解决的问题也更多。
In comparison with the axial turbomachinery, the internal flow in centrifugal compressors is more complex.
与轴流式叶轮机械比较，离心式叶轮机械内部的流动更加复杂，亟待解决的问题也更多。
In comparison with the axial turbomachinery, the internal flow in centrifugal compressors is more complex.
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