BBR study of top-coal drawing law in longwall top-coal caving mining
WANG Jia-chen
ZHANG Jin-wang
Keywords：longwall top-coal caving miningdrawing body of top-coalcut-variation ellipsoidboundary of top-coalrecovery ratio
Publication Date：2015-01-01
Online Publishing Date：2025-08-15(First online date of this platform, not the publication date of the document)