Study on key block structure in gob-side entry retaining covered directly by thick hard rock roof and its control
BAI Zhixiong
Keywords：thick hard rock roofgob-side entry retainingkey blockreasonable length
Publication Date：2016-01-01
Online Publishing Date：2025-08-15(First online date of this platform, not the publication date of the document)
Pages：6( 345-349,356 )