coal losses

英 美
  • 煤损失
  • coal n.煤;木炭vt.烧成炭;供应煤vi.加煤;装煤
  • losses n.损耗名词loss的复数形式.
    1. Finally, some methods calculating cast blasting parameters and pre-splitting blast parameters and some advices of minish losing coal were brought forward.
      最后给出了确定高台阶抛掷爆破参数和预裂爆破参数的方法,并提出了减小煤损失的一些措施。