Keyword [broken coal rock] Result: 1 - 7 | Page: 1 of 1 1.  Analysis Of Mining Rock Mechanics In Relieved Drainage Of Coal Bed Methane And Its Application 2.  Grouting Reinforcement Technical Study And Engineering Application Of Broken Coal-rock Mass In Lu'an Mining District 3.  Analysis Of Cutting Characteristics And Load Chaos Of Cuttinghead In Roadheader 4.  Research On Characteristics Of Seepage Instability Of Broken Coal And Rock Mass Based On Fractal Theory 5.  Study On Crushing Coal Rock And Its Flow Field Characteristics By Straight-swirling Intergrated Jet 6.  Structural Design And Study On Rock Breaking Characteristics Of Straight-swirling Intergrated Jet Bit 7.  Research On Non-Darcy Seepage Law Of Pressured Fractured Coal And Rock Mass Based On Granularity Fractal Theory   <<First  <Prev  Next>  Last>>  Jump to

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