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    Permeability classification of coal seams in China

    时间:2013-03-14 23:38来源:未知 作者:admin点击:200次
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    Zhao Yangsheng,Kang Tianhe,Hu Yaoqing.Permeability classification of coal seams in China[J]. Int. J. Rock Mech.Min.Sci.,1995(4)

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