从枢纽区工程地质条件调查研究入手，开展一系列的软岩特性研究。
Starting from the geological condition investigations, a series of the researches on soft rock characteristics were conducted.
根据现场调查和实测结果，分析了马路坪矿软岩巷道围岩变形和破坏的主要原因。
Based on the measured results and field survey, the cause of the failure and deformation of the surrounding rock around soft rock laneway in MaLuPing mine are discussed.
本文在研究分析了大量相关资料和现场调查的基础上，归纳了软岩巷道的工程特性以及失稳变形的特征和影响因素。
In this thesis, based on many relevant materials, in-situ investigation, the soft rock tunnel engineering properties, character and influencing factors of buckling deformation are summarized.
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