Comparative Analysis of Overburden Strata Movement in Fully Mechanized Top Coal Caving Mining in Entire (Sub) Layer of Ultra Thick Seam

Publisher： Trans Tech Publications

E-ISSN： 1662-7482|2015|744|451-458

ISSN： 1660-9336

Source： Applied Mechanics and Materials, Vol.2015, Iss.744, 2015-05, pp. : 451-458

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