zone of leaching

例句：

1. 1. The chemical engineers designed the zone of leaching to optimize the extraction process.
   化学工程师设计了浸出区，以优化提取过程。
2. 2. The wastewater treatment plant was located in a zone of leaching that had been identified for its high pollutant levels.
   废水处理厂位于一个被识别为高污染水平的浸出区。
3. 3. The research team focused on studying the behavior of contaminants in the zone of leaching.
   研究团队专注于研究污染物在浸出区的行为。