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《Journal of Wuhan University of Hydraulic and Electric Engineering》 1986-02
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Analysis of Stability of the Rock around Underground Openings in Process of Excavation

Yang Shuqing  
The problem about the distribution of the second stress of ambient rock around underground openings after excavation is important and complex and influenced by many factors. The effects of the method of excavation, the characteristics of the initial stress and geological structure on it are emphatically discussed.
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