圆形管截面全锥面翻领成型器及其数学模型研究

欧阳焕, 周一届, 曹海燕, 范增良

Study of Full-cone Shoulder Former of Round Tube Section and Its Mathematical Model

OUYANG Huan, ZHOU Yi-jie, CAO Hai-yan, FAN Zeng-liang

. 2012, (3): 77 -80 .