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Study on strong rock pressure behavior mechanism and pressure relief control of gob-side entry in Caojiatan Mine with extra thick coal seam |
XU Xiaoding1,2 |
(1. State Key Laboratory of Deep Rock Mechanics and Underground Engineering,China University of Mining and Technology,Xuzhou,Jiangsu 221008. China;2. School of Construction Engineering,Jilin University,Changchun,Jilin 130061,China) |
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