讨论了我国河流重金属污染的现状、处理的意义以及底泥重金属污染处理的方法。着重论述底泥重金属污染淋洗处理技术,包括化学淋洗如酸淋洗、配位剂淋洗、表面活性剂淋洗和生物淋洗,并充分分析底泥重金属各淋洗处理方法的特点及发展应用前景,提出处理方法的发展方向。
The status of heavy metal pollution on rivers in our country,and the treatment methods to deal with heavy metals in sediments were reviewed in the paper.The paper focused on leaching technology,including acid leaching,completing agent leaching,surfactant leaching,as well as bio-leaching,of heavy metals in river sediments.The prospect of heavy metal remediation in river sediments was discussed.