Keyword [structural characteristics of overlying strata] Result: 1 - 2 | Page: 1 of 1 1.  Study On Overlying Strata Movement And Support Selection In Horizontal Section Mining Of Steeply Inclined And Extra Thick Coal Seam In Yimen Coal Mine 2.  Study On The Structural Characteristics Of Overlying Strata And Supporting Resistance In Fully Mechanized Mining Face Under Goaf Of Close Distance Coal Seam   <<First  <Prev  Next>  Last>>  Jump to

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