已建地下工程
existed underground project
改扩建工程
Reconstruction and extension project
Reconstruction and Extension Engineering
Rebuilding and Extension Engineering
Extension project
improvement works
reconstruction and extension
construction
旧路改扩建工程
Highway widening projects
老路改扩建工程
old road reconstruction and expansion engineering
黔桂铁路改扩建工程
reconstruction of Guizhou-Guangxi Railway
商务部办公楼改扩建工程
reconstruction of Ministry of Commerce Complex
北方交通大学隧道及地下工程试验研究中心
Research Center of Tunnel and Underground Engineering
Northern JiaoTong University
城市地下工程
urban underground works
urban underground project
urban underground engineering
underground engineering
大型地下工程(广义)
large-scale underground engineering(broad sense
大型地下工程广义
large-scale underground engineering broad sense
地下工程
underground construction site
underground engineering
underground works
under-ground works
basement engineering
geotechnical engineering
engineering
uderground engineering
Underground projects
Underground engineering project
undreground work
under ground engineering
underground building
underground woeks
substructure work
underground Structure
Underground space
Underground work
underground engineeringt
underground construction
underground excavation
underground project
Ungrounded engineering
subterranean engineering
underground buildings
tunneling
地下工程变形缝
underground deformation joint
地下工程测量
underground engineering surveying
underground engineering survey
地下工程防水
Waterproof in Underground Works
below grade waterproofing
waterproof of underground works
地下工程开挖
underground engineering excavation
地下工程数字化
digitalization of underground engineering