Keyword [Pressure relief antireflection] Result: 1 - 4 | Page: 1 of 1 1.  Study On Methane Controlling Technology Of Upper Protective Seam Mining Of5132(5) Working Face Of Xieyi Coal Mine 2.  Application Study Of Deep Borehole Pre-fracturing Blasting Enhancing Permeability Technology To Seam Opening In Zhenghang Mine Coal Roadway Driving 3.  Study Of Deep-hole Presplitting Blasting Increasing Permeability On High Metamorphic Outburst Coal Seam 4.  Study On Open Mining Pressure Characteristics And Control Technology Of Unequal Thickness Coal Seam In Thick Hard Sandstone Roof   <<First  <Prev  Next>  Last>>  Jump to

Globe Thesis Copyright © 2023. All Rights Reserved. | Privacy | Copyright | Contribute | About | Contact | RSS