在叶栅尾缘附近存在着部分回流区域。
考虑了叶栅尾迹的影响。
当间隙进一步增大时，叶栅损失变化不大。
But the cascade loss almost remains the same as clearance continues to increase.
反弯则使得叶栅内分离趋势增加，气动性能明显降低。
A negative bowed blade increases the flow separation and the flow performance is reduced remarkably.
反弯则使得叶栅内分离趋势增加，气动性能明显降低。
A negative bowed blade increases the flow separation and the flow performance is reduced remarkably.
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