Groundwater treatment technologies are mainly composed of 5 kinds: air sparging, in-situ groundwater bioremediation, dual-phase extraction, in-situ oxidation and passive treatment walls.

• 而污染地下水的修复方法主要有5项：注气法、原位微生物修复技术、两相蒸气提取法、原位氧化法、原位反应墙技术等。