摘要
重金属废水成分复杂,处理难度很大。采用传统处理方式处理废水,具有处理后废水水质较差、处理过程成本高、贵重金属回收困难等不足。本文首先针对重金属废水的来源及危害进行论述,同时对重金属废水处理方式的现状和发展趋势进行简单讨论,供读者参考。
The composition of heavy metal wastewater is complex and the treatment is very difficult.The traditional wastewater treatment method has disadvantages such as poor quality of the wastewater after treatment,high cost of the treatment process,and difficulty in recovering precious metals.This article first discusses the sources and hazards of heavy metal wastewater,and at the same time briefly discusses the status and development trend of heavy metal wastewater treatment methods for readers’reference.
作者
刘勇
Liu Yong(Zhongdi Hongtong Engineering Technology Co.,Ltd.,Nanjing 211500,China)
出处
《皮革制作与环保科技》
2020年第16期66-71,共6页
Leather Manufacture and Environmental Technology
关键词
重金属
化学法
处理技术
生态环境
heavy metals
chemical method
treatment technology
ecological environment
