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Retreat phase of room-and-pillar mining showing pillar recovery. The... | Download Scientific Diagram
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Schematic of a room and pillar mining extraction strategy in a main... | Download Scientific Diagram
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Retreat phase of room-and-pillar mining showing pillar recovery. The... | Download Scientific Diagram
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Similar Physical Modeling of Roof Stress and Subsidence in Room and Pillar Mining of a Gently Inclined Medium-Thick Phosphate Rock
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PDF] Design of Unsupported Rock Pillars in a Room-and-Pillar Underground Structure by the Tributary Area Method and the Pillar Strength Estimation | Semantic Scholar
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