研究结论对深埋隧洞开挖方式选择及支护策略制定具有借鉴意义。
The conclusion of this paper has important significance for the selection of excavation method and support measures of deep tunnel.
岩体水力劈裂模拟是高坝、深埋隧洞等工程施工设计中的重要问题。
Simulation of hydraulic fracturing of rock mass is an important issue in the construction design of high dam and deep-lying tunnel and so on.
目前浅埋盾构隧道技术己相当成熟，深埋隧洞盾构技术的专项研究很少。
At present, shallow shield tunneling technology has been very mature, but very few specific study was conducted on deep tunnel shield tunneling technology.
检测结果表明，地应力的存在对深埋隧洞爆破开挖损伤区具有较大影响。
The result indicates that the depth of BEDZ is determined by the existence of in-situ stress.
研究表明，深埋隧洞软岩变形问题的研究在西线工程的设计和施工中占有极其重要的地位。
Studies show that the soft rock deformation have vital position in the design and construction of the west route.
进而提出采用平行杆模型模拟洞室围岩，以西南某深埋隧洞为例，推出了岩爆应力强度比判据分界点的统计损伤意义。
The statistical damage mechanical essence of the stress-strength ratio criterion is discovered on the base of the data from a SW deep lying tunnel.
第一期工程方案的关键技术就是如何开凿深埋长隧洞，掘进机的采用使得这一问题得到解决。
The key technology of the first stage project is how to dig tunnels and this is to be solved by adopting excavators.
地应力和地下水问题对深埋长隧洞衬砌的设计及施工具有重大影响。
In-situ stress and groundwater have important influences upon the design and construction of the lining for deep and long tunnels.
工程的最大难点在于深埋长隧洞的勘察、设计与施工。
The most complicated part of the project belongs to the design and construction of these long tunnels at great depths.
工程的最大难点在于深埋长隧洞的勘察、设计与施工。
The most complicated part of the project belongs to the design and construction of these long tunnels at great depths.
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