A new model is presented for calculating the end-wall boundary layer and its blade force defect inside the axial compressor cascade, based on theoretical analysis.
通过理论分析提出一种考虑叶片端部间隙影响的叶片力亏损模型，并对三种轴流压气机叶栅的端壁边界层及叶片力亏损进行了数值计算。
Also, the utility model utilizes the mosquito phototaxis and the attractive force of the fan after the fan rotates to bring the mosquitoes into the fan blade to kill.
利用蚊虫向光特性和电扇旋转后的吸引力将蚊虫引进扇叶内杀灭。
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