外压作用下深海腐蚀缺陷管道的屈曲失稳机理
龚顺风,徐勤贵,周家伟,王喜鹏,刘承斌

Buckle and collapse mechanisms of deep-sea corrosion defect pipes under external pressure
Shun-feng GONG,Qin-gui XU,Jia-wei ZHOU,Xi-peng WANG,Cheng-bin LIU
图 7 试件有限元模型
Fig.7 Finite element model of test specimens