heavy metal poll ution

• 重金属污染

heavy metal poll ution的用法和样例：

例句

1. Heavy metals contamination is the main type of soil contamination.
   重金属污染是土壤污染的主要类型之一。
2. The development of a scavenger which has a function of selective uptake of heavy metal ions from an aqueous solution should be enhanced more.
   具有螯合性能的水滑石类材料有可能发展为一种新的处理重金属污染的水体净化剂。