Research Article
Discussion on Advanced Seepage Reduction Characteristics of Working Face under Seepage-Damage Coupling
Figure 6
Variation of permeability coefficient at different depth in a coal seam of 8 m in thickness. (a) The depth of 100 m. (b) The depth of 200 m. (c) The depth of 300 m. (d) The depth of 400 m. (e) The depth of 500 m.
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