water and steam distillation

例句：

1. 1.The process of water and steam distillation is crucial for the purification of crude oil.
   水和蒸汽蒸馏过程对于原油的净化至关重要。
2. 2.In this method, water and steam are used to separate impurities from the oil.
   在这一方法中，使用水和蒸汽来从油中分离杂质。
3. 3.The distillation tower is a key component in the water and steam distillation process.
   蒸馏塔是水和蒸汽蒸馏工艺的关键组成部分。