1.
Optimized Design of Advance Pipe-roofing for Tunnels with Flat Roof and Vertical Walls
管棚超前支护在平顶直墙隧道中的优化设计
2.
Shallow buried excavation construction skill of large span tunnel with flat top and straight wall
平顶直墙大跨度隧道浅埋暗挖施工技术
3.
Secondary-lining Construction of Large Cross-section Box-type Ventilation Duct of Metro
大断面平顶直墙地铁风道二衬施工受力转换技术
4.
On application of horizontal rotary jet grouting pile in tunnel vault support in Suancigou
水平旋喷桩在酸刺沟隧道拱顶支护中的应用
5.
Determination of Excavation Moment of Parallel Large Diameter Tunnel and Cross Passage
大直径平行隧道及联络通道施工时机的确定
6.
The roof of the tunnel caved in (on the workmen).
隧道顶坍塌（压住工人）.
7.
The roof of the tunnel caved in.
隧道的顶部塌陷了。
8.
The roof of the tunnel fell in.
隧道顶部塌了下来.
9.
water seeping through the roof of the tunnel
从隧道顶部渗出的水
10.
Study on Full Face Construction Technology of a Super Shallow Box-type Tunnel Under Urban Trunk Road
城市干道下超浅埋平顶隧道全断面修建技术研究
11.
Construction Technology for Ultra-shallow Flat-top Large Section Vertical Wall Subsurface Excavation Under City Pipe-group
城市管群下超浅埋大断面平顶直墙暗挖施工技术
12.
Expounding and Verifying of the Method of Concreting Crown First and Then Walls of a Tailrace Tunnel with Variable Crown Height
变顶高尾水隧洞混凝土先拱后墙法方案论证
13.
remove graffiti from the subway walls
除去人行隧道墙上乱涂乱画的痕迹
14.
On construction of M-shape curved wall twin arched tunnel on highway from Taiyuan to Changzhi
太长高速M形曲墙式双联拱隧道施工
15.
Study on Stability and Reasonable Width of Multi-arch Tunnel Midboard
连拱隧道中墙稳定性及合理宽度研究
16.
And it is used successfully in shield tunneling, horizontal drilling, deep drilling, slotted walls and bore piles construction projects.
主要应用于盾构隧道挖掘，水平钻孔，深层钻孔，开凿围墙和钻桩的建筑项目。
17.
The first stage will be built with two 88m long tunnel kilns, annual output 2 million m2 of exterior wall tiles.
工厂分两期建设，第一期建88米长隧道窑两条，年产外墙砖200万平方米。
18.
Study on Natural Ventilation of Urban Tunnel with Upper Vents;
市政公路隧道顶部开孔自然通风研究