coal-washing efficiency
常见例句
- 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。 返回 coal-washing efficiency