dissolved air floatation

例句：

1. 1. In this process, the dissolved air is used to float the solid particles from the solution.
   在这个过程中，溶解的空气被用来将固体颗粒从溶液中浮起。
2. 2. Dissolved air flotation is a technique used in oil recovery processes.
   溶解空气浮选是一种用于石油回收过程的技术。
3. 3. The dissolved air flotation method has been shown to be effective in removing impurities from water.
   溶解空气浮选方法已被证明能有效从水中去除杂质。