可提高客车侧翻安全性的变截面冲压立柱结构设计
刘玉, 姚成, 那景新

Structural design of variable cross-section stamping column to improve bus rollover safety
LIU Yu, YAO Cheng, NA Jing-xin
图2 变截面冲压立柱及其截面示意图
Fig.2 Variable cross-section stamping column and cross-section