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0100091168;20070425112022.0;7-5020-2861-7;CNY38.00;20061109d2006 em y0chiy0110 ea;chi;CN;110000;ak z 000yy;r;特厚煤层综采放顶煤开采理论与实践;te hou mei ceng zong cai fang ding mei kai cai li lun yu shi jian;金智新, 于海湧编著;北京;煤炭工业出版社;2006;323页;图,表;21cm;封面英文题名:The caving technology applied in mining super-thick coal seam;金智新,教授级高级工程师。著有《煤炭开采》等。;The caving technology applied in mining super-thick coal seam;eng;特厚煤层;放顶煤采煤法;ct;TD823.25 ; TD823.4;4 ; 4;a713;金智新 ; 于海湧;jin zhi xin ; yu hai yong;编著 ; 编著;CN;NGL;20070425;NGL;CB00077789,CB00077790;r¥38;713;362;ahjl;b2;ehjl0709