PDF(2352 KB)
The Laws of Surface Movement in the Pin-pillar Style Mining Goaf Area
Li Haiqing, Xiang Long, Jia Hongyu
Chinese Journal of Underground Space and Engineering ›› 2011, Vol. 7 ›› Issue (3) : 541-546.
PDF(2352 KB)
PDF(2352 KB)
The Laws of Surface Movement in the Pin-pillar Style Mining Goaf Area
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