重金属污染是土壤污染中危害极大的一类，重金属污染的防治及其修复是目前国际上研究的热点之一。

Heavy metal contamination is extremely harmful in soil contamination. It is one of the research priorities in the world to control and remedy heavy metal contamination.

youdao

重金属污染是土壤污染中危害极大的一类，重金属污染的防治及其修复是目前国际上研究的热点之一。

Heavy metal contamination is extremely harmful in soil contamination. It is one of the research priorities in the world to control and remedy heavy metal contamination.

youdao