Fracture mode and evolution of main roof stratum above fully mechanized top coal caving longwall coalface in steeply inclined thick coal seam (II): Periodic fracture

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作者：
School of Civil and Environmental Engineering, University of Science and Technology Beijing, Beijing [1 ]
100083, China
不详 [2 ]
730900, China
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Meitan Xuebao | / 8卷 / 1737-1745期
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D O I：
10.13225/j.cnki.jccs.2015.0408
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