PDF(496 KB)
Research on Surrounding Rock Movement Rrules of "Three-soft" Coal Roadway
ZHANG Ming-Jian, GAO Jin-Hai, WANG Da-Shun
Chinese Journal of Underground Space and Engineering ›› 2009, Vol. 5 ›› Issue (5) : 910-914.
PDF(496 KB)
PDF(496 KB)
Research on Surrounding Rock Movement Rrules of "Three-soft" Coal Roadway
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