大断面地下铁路隧道
large cross - section underground railway tunnel
大断面公路隧道
Highway Tunnel with Large Cross Section
隧道复合式路面
Compound pavement in road tunnel
城市道路隧道照明设计
Design of Urban Road Tunnel Lighting
城市沥青道路路面
city bitumen road surface
傍山铁路隧道
Mountainside railway tunnel
扁平特大断面隧道
super-large cross-section tunnel with low height-span ratio
extra-large cross-section and cow flat-ratio tunne
长江公路隧道
Yangtze River highway tunnel
超长公路隧道
Super long highway tunnel
超大断面隧道
Super section tunnel
tunnel with ultra-large section
Tunnel with super large cross-section