DOI: 10.11799/ce202202008
Pumping pillar support technology for high-efficiency recovery of residual coal pillars passing through abandoned roadway group
LIU Jian
Machine-generated Keywords：
Publication Date：2022-02-28
Online Publishing Date：2025-08-15(First online date of this platform, not the publication date of the document)
Pages：6( 43-48 )