金川二矿区地应力特征及其对巷道变形破坏的影响研究
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Study on Ground Stress Characteristics and Its Influence on Roadway De-formation Failure in Jinchuan No.2 Mining Area
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图5. 埋深550 m巷道模拟结果 |
Fig.5. Simulation results of roadway with buried depth of 550 m |
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