@a大倾角中厚煤层沿空留巷理论及技术@Ada qing jiao zhong hou mei ceng yan kong liu xiang li lun ji ji shu@d= Theory and technology of gob-side entry retaining under large dip angle of medium thick coal seam@f陈宇龙 ... [等] 著@zeng
@aTheory and technology of gob-side entry retaining under large dip angle of medium thick coal seam@zeng
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@a陈宇龙@Achen yu long@4著
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大倾角中厚煤层沿空留巷理论及技术= Theory and technology of gob-side entry retaining under large dip angle of medium thick coal seam/陈宇龙 ... [等] 著.-北京:中国建筑工业出版社,2019.04