soil heavy metal contamination 土壤重金属污染
heavy metal contamination-resistant 抗重金属污染
heavy metal contamination in soil 土壤重金属污染治理
source of heavy metal contamination 重金属污染来源
heavy metal contamination in farmland 农田重金属污染
heavy metal-organic contamination 重金属
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.
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。
The heavy metal contamination of urban soil in China is caused by industrial pollutant discharge, metal mining and smelting, family coal combustion, rubbish exudation and vehicle emission.
中国城市土壤重金属污染的主要来源是工业“三废”排放，金属采矿和冶炼，家庭燃煤，生活垃圾，汽车尾气排放。
Environmental and farm produce contamination by toxic heavy metal has become a major safety problem for human. Therefore rapid determination of heavy metal residue urgently required.
环境及农畜产品中的重金属残留已对人类安全构成严重威胁，急需快速、高效的重金属残留检测方法。
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