desalination by reverse osmosis

例句：

1. 1.Desalination is a process that removes salt from seawater.
   脱盐是一种从海水中去除盐分的过程。
2. 2.The desalination plant has been operating for over 30 years.
   该脱盐厂已经运营了30多年。
3. 3.The desalination process is essential for maintaining the water supply in dry regions.
   脱盐过程对于维持干旱地区的供水至关重要。