... classification of treatment 处理分类 classification of tunnels 隧道分类 classification of vessel 船级 ...
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隧道按埋深分类应考虑的主要因素之一是围岩的变形破坏方式，而后者与围岩的初始应力状态密切相关。
One of the important factors taken into account in the tunnel classification is the style of deformation and failure, which is related to initial stress state in wall rock.
正确地进行围岩分类是隧道设计与施工的基础。
It is the basis of design and construction for tunnel, that surrounding rock is classified correctly.
提出了隧道工程围岩大变形类型、机制系统的划分原则和分类体系。
The thesis presents classified principle and system of types and mechanism of Great Wall rock distortion of tunnel engineering.
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