skim-air flotation machine

例句：

1. 1. The skim-airflotation machine is used to separateimpurities from the liquid.
   浮选机用于从液体中分离杂质。
2. 2. Theskim-air flotation machinehas been proven to be an effective methodfor removing heavy metals from water.
   浮选机已被证明是一种有效的方法，用于从水中去除重金属。
3. 3. Theskim-air flotation machine is a crucialcomponent in the process of separating oil and gas.
   浮选机是分离石油和天然气过程中的关键组件。