PDF(375 KB)
Study on Light-support Caving in Isolated Working Face of Residual Coal Mining
CHEN Hai-bo, LI Wei, MENG Xian-rui
Mining and Metallurgical Engineering ›› 2009, Vol. 29 ›› Issue (2) : 19-21.
PDF(375 KB)
PDF(375 KB)
Study on Light-support Caving in Isolated Working Face of Residual Coal Mining
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