comprehensively mechanized coal mining

英 美
  • 综放开采
  • coal n.煤;木炭vt.烧成炭;供应煤vi.加煤;装煤
  • comprehensively adv.包括地;全面地
  • mechanized adj.机械的;呆板的=mechanised(英).动词mechanize的过去式和过去分词形式.
  • mining n.采矿;矿业
    1. With the increase of the depth of coal seams mined, rock bursts will easily occur in gateways with fully-mechanized sublevel caving mining.
      摘要随着煤矿开采深度增加,综放开采回采巷道易发生冲击地压危害。