ion exchange reaction

例句：

1. 1. Ion exchange resins areused to remove heavy metals from water.
   离子交换树脂用于从水中去除重金属。
2. 2.The process of ion exchange is crucialin the treatment of wastewater.
   离子交换过程在废水处理中至关重要。
3. 3. Inion exchange reactions, positively charged ionsare exchanged for negatively charged ions.
   在离子交换反应中，正电荷的离子被负电荷的离子所交换。