Keyword [Thick mudstone roof] Result: 1 - 3 | Page: 1 of 1 1.  Study Of Bolting Support Technology For Mining Gateway With Thick Mudstone Roof In Xinqiao Coal Mine 2.  Study On The Deformation Failure Mechanism And Support Technology Of The Thick Mudstone Roof Roadway Surrounding Rock 3.  Study On Surrounding Rock Control Technology Of Gob-side Entry Retaining With Thin Layered Thick Mudstone Roof   <<First  <Prev  Next>  Last>>  Jump to

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