Keyword [caving control] Result: 1 - 2 | Page: 1 of 1 1.  Research On Top-coal Group Caving Theory And Intelligent Top-coal Caving Control Method In Extra-thick Coal Seam 2.  Study On Coal-Gangue Flow Law And Caving Control In Horizontal Section Fully Mechanized Top-Coal Caving Mining Of Steeply Inclined Coal Seam   <<First  <Prev  Next>  Last>>  Jump to

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