标题:development of low noise cooling fan using uneven fan blade spacing
作者:
Jeonghan Lee - Hyundai Motor Co.Kyungook Nam - Hyundai Motor Co.
paper presented at
链接:
http://papers.sae.org/2008-01-0569/或者:
http://www.doc88.com/p-843519307101.htmlthanks a lot!