在转子叶尖采用正预旋、低反力度的设计形式能有效地提高气动性能，如果想利用常规手段来设计下游静子则必须在叶根处引入反预旋；
The adoption of positive pre-swirl and low reaction degree increases the tip performance effectively, negative pre-swirl is required at hub for stator based on conventional design method;
在转子叶尖采用正预旋、低反力度的设计形式能有效地提高气动性能，如果想利用常规手段来设计下游静子则必须在叶根处引入反预旋；
The adoption of positive pre-swirl and low reaction degree increases the tip performance effectively, negative pre-swirl is required at hub for stator based on conventional design method;
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