轴流风机出口旋流研究
郑加强
STUDY ON OUTLET SWIRLING FLOW OF AXIAL-FLOW FAN
Zheng Jiaqiang
南京林业大学学报(自然科学版) . 1994, (04): 46 -50 .  DOI: 10.3969/j.jssn.1000-2006.1994.04.009