用矢量代数研究三螺杆泵转子齿形
郑梅生1,王兆伍1,王芳1,程飞2
Study on rotors’ profiles of three screw pump using vector algebra
ZHENG Mei-sheng1, WANG Zhao-wu1, WANG Fang1, CHENG Fei2
南京林业大学学报(自然科学版) . 2008, (04): 116 -120 .  DOI: 10.3969/j.jssn.1000-2006.2008.04.027