评价公路旁土壤中重金属和类金属污染。
To assess the pollution of heavy metals and metalloid in soil along road.
自然界中的许多矿物自身赋有容纳和稳定有害物质的自净化能力，可用于重金属类污染物的治理。
Many minerals in nature have the self-purification capacity to hold and stabilize deleterious contaminant, which can be used to deal with heavy metal contaminants.
金属类污染指标有总汞、总铁、总锰；
延长熔融时间可减少这一类重金属的二次污染。
By prolonging the time of fusion, the pollution of these metals can be reduced.
重金属是一类重要的环境污染物，铜是其中毒性大、分布广的一种。
Heavy metals are important pollutants and copper is one of them with high toxicity and wide-spreaded.
从系统分析，有机污染物的分析，金属类的分析，多组份污染物的分析及底质分析等几方面，概述了气相色谱在我国水质监测中的应用。
In the aspects of systematic, organic pollutants, metallic pollutants, component and substratum analyses, to describe application of gas chromatography to water quality monitoring in China.
一旦地下水发生重金属类污染，会对人类和环境构成严重的威胁。
Once the occurrence of heavy metals pollution of groundwater, human beings and the environment will pose a serious threat.
重金属是一类重要的环境污染物。
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.
树蛙和一般两栖类一样，皮肤裸出，没有毛皮的保护，所以对生活环境中重金属、农药与酸雨等污染十分敏感。
Like average amphibians, with its naked skin of no protection by leather and fur, the tree frog is very sensitive to environment pollution by heavy metal, chemicals and acid rain.
树蛙和一般两栖类一样，皮肤裸出，没有毛皮的保护，所以对生活环境中重金属、农药与酸雨等污染十分敏感。
Like average amphibians, with its naked skin of no protection by leather and fur, the tree frog is very sensitive to environment pollution by heavy metal, chemicals and acid rain.
应用推荐