coal-washing efficiency
常見例句
- 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.
開發(fā)一種新型的陽離型高分子淨(jìng)水劑，研究了它對(duì)印染、 洗煤、 造紙和啤酒廢水的処理傚果。 返回 coal-washing efficiency