Advancing efficiency

英 美
  • 掘进效率
  • advancing adj.前进的;增加的动词advance的现在分词形式.
  • efficiency n.效率;功率
    1. The cut way and hole parameters affect the drivage efficiency and cost.
      掏槽方式及布孔参数影响着掘进效率和成本。
    2. Due to its uncontinuity of operation, its tunneling efficiency is greatly influenced.
      由于其作业的不连续性,影响了其掘进效率的发挥。