DOI: 10.11799/ce201503018
Research on Borehole Construction Process of Ground Gas Drainage in Tunlan Coal Mine
QI Chun-ming
Keywords：large apertureground gas drainage boreholecavity expansiononce-through drillingborehole construction process
Publication Date：2015-01-01
Online Publishing Date：2025-08-15(First online date of this platform, not the publication date of the document)
Pages：3( 53-54,57 )