purification efficiency

• 净化效率

purification efficiency的用法和样例：

例句

1. The keys to affect the efficiency of smoke purifying in aluminium electrolysis are discussed.
   论述了铝电解烟气净化工艺及影响净化效率的几个关键因素。
2. It is studied on the biological characteristics of Ipomoea Aquatica,its rela-tionship of growth with the environmental factors and its effect in sewagewater purification.
   本文研究了水蕹菜的生物学特征，生长与环境因子的关系，以及对污水的净化效率。