机译:Study on the Flow Trend of Particles in Shaft Coal Pocket of Coal Mine
Xian Univ Sci & Technol||Minist Educ;
Shanxi Inst Energy;
Xian Univ Sci & Technol||Coal Ind Taiyuan Design Res Inst Grp Co Ltd;
Shaft coal pocket; loose particles; physical experiment; flow trend; particulate structure;