公路隧道箱型预制仰拱变形破坏的模型试验研究
王迎超,徐杭,郝英,周鑫,刘泾堂,李元海

Model test research on deformation and failure of box-shaped prefabricated inverted arch structure of highway tunnel
Yingchao WANG,Hang XU,Ying HAO,Xin ZHOU,Jingtang LIU,Yuanhai LI
图 7 预制仰拱的网格划分
Fig.7 Grid division of prefabricated inverted arch