low-quality anthracite

英 美
  • 劣质无烟煤
  • anthracite n.无烟煤
  • low adj.低的;少的;低落的;低声的;卑劣的;低等的adv.低地;低声地;低下地;廉价地n.低水平;低价;低谷v.哞哞叫
  • quality n.品质;才能;特质adj.高品质的;棒极了
    1. From the coal rank and the combustion characteristics and kinetic analyzing results, the stone coal should be classed as a high rank and maggy anthracite coal.
      根据煤阶和燃烧特性及动力学分析判断,石煤属于高变质的劣质无烟煤。