Research Article
Prediction of Fracture Evolution and Groundwater Inrush from Karst Collapse Pillars in Coal Seam Floors: A Micromechanics-Based Stress-Seepage-Damage Coupled Modeling Approach
Figure 5
Layout of the microseismic monitoring boreholes and detectors: (a) plan view along the strike of the working face and (b) cutaway view along the inclination of the working face. The blue dots represent the placement positions of the detectors.
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(b) |