1) tunnels in soil
土层隧道
2) Shallow-buried Tunnel on Mollisol Tier
软土层浅埋隧道
1.
A Research over Construction Technology for Large Section Shallow-buried Tunnel on Mollisol Tier of Urban Subway;
城市地铁大断面软土层浅埋隧道施工技术研究
3) sandy-earth tunnel
砂土地层隧道
4) clay blanker
隧道粘土护层
5) loess tunnel
黄土隧道
1.
Variation characteristic analysis of a structural parameter for surrounding soils in loess tunnels;
黄土隧道围岩的结构性变化特征分析
2.
Construction technologies of loess tunnel at shallow-buried biased opening section;
黄土隧道浅埋偏压洞口段施工技术要点
3.
On roof ripping construction of incline shaft of large section loess tunnel in fork road section;
浅谈大断面黄土隧道斜井三岔口地段挑顶施工
补充资料：土层
1.土地的表层。
说明：补充资料仅用于学习参考，请勿用于其它任何用途。
参考词条