基本解释

• [化学]选煤效率

英汉例句

双语例句

• In this paper, a new-type cationic high polymeric water clarifying agent is introduced. Its efficiency for dyeing, coal washing, paper making and beer wastewater is studied.
  开发一种新型的阳离型高分子净水剂，研究了它对印染、 洗煤、 造纸和啤酒废水的处理效果。

专业释义

化学

• 选煤效率