In recent years, biosorption is an emerging technology to remove metals from solution, with its rich sourceof raw materials, low cost and no secondarypollution.
生物吸附法是近年来新兴的一种水处理方法,有原料来源丰富,成本低,无二次污染等特点。
2
Finally, on the basis of investigation, the prevention and control ofpollution for the secondary area of water source were studied and discussed.
最后,在调研基础上对二级保护区的污染防治工程规划工作进行研究和探讨。
3
Chlorine containing plastics (polyvinyl chloride) in municipal waste are a major sourceof corrosion and secondarypollution in municipal solid waste incinerators.