selective leaching

例句：

1. 1. The selective leaching process is crucial for the recovery of valuable metals from waste materials.
   选择性浸出过程对于从废料中回收贵重金属至关重要。
2. 2. The researchers developed a new method for selective leaching of organic contaminants from soil.
   研究人员开发了一种新方法，用于从土壤中选择性地浸出有机污染物。
3. 3. In this study, we focused on the selective leaching of heavy metals from industrial wastewater.
   在本研究中，我们关注了从工业废水中选择性地浸出重金属的问题。