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汉语拼音：zhòng jīn shǔ wū rǎn

由重金属或其化合物造成的环境污染。主要由采矿、废气排放、污水灌溉和使用重金属制品等人为因素所致。如日本的水俣病和痛痛病分别由汞污染和镉污染所引起。其桅程度取决于重金属在环境、食品和生物体中存在的浓度和化学形态。

重金属污染 [zhòng jīn shǔ wū rǎn]

1. 由重金属或其化合物造成的环境污染。主要由采矿、废气排放、污水灌溉和使用重金属制品等人为因素所致。如日本的水俣病和痛痛病分别由汞污染和镉污染所引起。其桅程度取决于重金属在环境、食品和生物体中存在的浓度和化学形态。

• Sewage irrigation was one of the main factors which could cause heavy metal pollution of farmland.

  污水灌溉是造成农田土壤重金属污染的主要原因之一。

• The invention relates to a heavy metal-polluted soil masonry and a preparation method thereof.

  本发明涉及一种重金属污染土壤砌体及制备方法。

• The invention discloses a heavy metal contaminated soil conditioner and a plant and chemistry combined remediation method.

  本发明公开了一种重金属污染土壤改良剂及植物和化学联合修复方法。

• Bioremediation is a green technology and is the orientation of treatment of soil heavy metal pollution in so much treatment method.

  提出了在众多治理方法中，土壤重金属污染生物修复方法是绿色技术，是未来的发展趋势。

• Soil heavy metal contamination concerns both animal and human health, and has been a worldwide problem in recent years.

  世界范围内土壤重金属污染不断加重，由污染所带来的问题以及如何治理污染已经受到人们越来越多的关注。

• All of the drinks in our tests had at least one sample containing one or more of these contaminants: arsenic, cadmium, lead and mercury.

  我们检测的所有种类的蛋白质饮料，都至少有一个样本包含一种或多种以下重金属污染物：砷，镉，铅和汞。

• The ammonia nitrogen is the main organic pollutant. At present, the river has not been polluted by the heavy metal yet.

  水质现状特征表明清江流域典型的有机污染类型为氨氮，河流目前尚未受到重金属污染。

• In recent years, heavy metal contamination of water environment monitoring and control is always the focus of scientific research.

  近年来水体中重金属污染监测与防治一直是环境科学研究的热点。

• A systematic assessment was made of the soil pollution by heavy metals by using enrichment factor and GIS spatial analysis.

  采用富集因子分析，结合GIS空间分析技术，对江西德兴地区进行了较系统的土壤重金属污染评价。