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[期刊论文] 作者:Mills K.W.,GarrattO.,Blacka B., 来源:矿业科学技术学报:英文版 年份:2016
An underground coal mine located in New South Wales has a target coal seam located 160–180 m deep directly below a 16–20 m thick conglomerate unit that has be...
[期刊论文] 作者:Mills K.W.,Garratt O.,Blacka B.G.,Daigle L.C.,Rippon A.C.,Walker R.J.,, 来源:International Journal of Mining Science and Technology 年份:2016
An underground coal mine located in New South Wales has a target coal seam located 160–180 m deep directly below a 16–20 m thick conglomerate unit that has be...
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