constant pressure filtration

例句：

1. 1. The constantpressure filtration system is designed toremove impurities from the water.
   恒压过滤系统旨在从水中去除杂质。
2. 2. Inthis process, constant pressure filtrationis used to separate the oil and water.
   在这一过程中，恒压过滤被用来分离油和水。
3. 3. The constant pressure filtration method has been proven to be moreefficient than traditional methods.
   恒压过滤方法已被证明比传统方法更高效。