loess tunnel system 黄土洞穴系统
subway loess tunnel 地铁黄土隧道
shallow loess tunnel 浅埋黄土隧道
construct loess tunnel 黄土隧道施工
Collapsible loess tunnel 湿陷性黄土隧道
loess tunnel construction 黄土隧道施工
multi-arch loess tunnel 黄土连拱隧道
Construction of loess tunnel 黄土隧道施工
Loess tunnel construction technique 黄土隧道施工技术
Elastic resistant coefficient, deformation and compressive moduli of surrounding rock in large-section loess tunnel are very important for design of tunnel.
对于高速铁路大断面黄土隧道严格的设计计算而言，黄土隧道围岩的弹性抗力系数、变形模量和压缩模量十分重要。
Evaluating and analyzing the safety factors of the surrounding rock and the liner, quantitative methods of designing loess tunnel support structure are formatted.
对求得的围岩和衬砌安全系数进行评价分析，形成黄土隧洞支护结构设计的定量方法。
The surrounding rock engineering geology is not only the material foundation of producing disasters in loess tunnel, but also the carrier of studying the geological disasters.
围岩工程地质条件既是产生隧道地质灾害的物质基础，又是研究隧道地质灾害的载体，撇开人为因素隧道地质灾害都可以从围岩工程地质条件中找到根源。
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