铝合金带筋构件超声辅助旋压仿真研究
李晓凯, 赵亦希, 于忠奇, 朱宝行, 崔峻辉

Simulation Study of Aluminum Alloy Ribbed Member Spinning with Ultrasonic Vibration
LI Xiaokai, ZHAO Yixi, YU Zhongqi, ZHU Baohang, CUI Junhui
图11 不同振幅下试样表面粗糙度
Fig.11 Surface roughness of spicemen at different amplitudes