D型便梁加固在羊子岭隧道进口段下穿既有铁路施工中的应用

陈文珍

Application of Dtype Temporary Beam Reinforcement in Construction of
Entrance Section of Yangziling Tunnel Crossing Underneath Existing Railway

CHEN Wenzhen

隧道建设 . 2009, (3): 356 -360 . DOI: B