fully mechanized top-coal caving face

英 美
  • 综放工作面
  • caving n.洞穴探察;崩落开采法;塌落
  • coal n.煤;木炭vt.烧成炭;供应煤vi.加煤;装煤
  • face n.表面;脸;表情v.面对;面向;朝
  • fully adv.十分地;完全地;全部;足足
  • mechanized adj.机械的;呆板的=mechanised(英).动词mechanize的过去式和过去分词形式.
    1. At the same time, methane effusing from the coal seam being worked increases, and the emphases of methane control could be put on the methane effusing from coal seam being worked.
      而大采长综放工作面本煤层瓦斯涌出量增大,则需要增加通风量或者采用新的通风方式。