in- depth filtration

• 深层过滤

in- depth filtration的用法和样例：

例句

1. Deep bed filtration is an important unit operation in water treatment technique.
   摘要深层过滤是水处理工艺中的重要单元操作。
2. As a kind of the basic methods in water treatments,deep bed filtration has been widely applied in petroleum chemical industry.
   深层过滤作为水处理工程中的基本方法在石油石化行业中有着广泛的应用。