Stall characteristics are completely safe - no tendency at all for wing-drop.
失速特性是完全安全的-没有在所有的趋势翼下降。
Based on data analysis in both time and frequency domain, characteristics of blade vibration response at rotating stall and surge condition are introduced.
在对时域和频域数据分析的基础上，论述了旋转失速和喘振状态下叶片振动响应的特征。
Finally, the main factors that influence the deep - stall recovery characteristics are analyzed.
最后分析了影响深失速改出特性的主要因素。
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