Keyword [Impact-rotary] Result: 1 - 4 | Page: 1 of 1 1.  The Research On Optimal Design And Dynamic Simulation For Driving Head Of Valvelless Impact-Rotary Hydraulic Roofbolter 2.  Study On The Drivin Of Cavity-front Constant-pressure Impact-rotary Hydraulic Roofbolter 3.  Research Of Torsional Shock Drilling Accelerator 4.  Percussion Rotary Drilling Simulation Research And Experimental Plan Design   <<First  <Prev  Next>  Last>>  Jump to

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