重金属

Lead is a heavy metal.

铅是重金属。

Herons (Ardeidae), sparrows (Passerinae) and common magpies (Corvidae) are suggested as useful bioindicators of environmental pollution.

建议选择野、麻雀和喜鹊等鸟为指示物监测环中的重金属污染。

This article summarized the indicating function of bryop hyte to air pollution, heavy metal pollution and mineral resources.

综述了苔藓植物对大气污染、重金属污染和矿藏的的监测指示用。

Soil collembolan is deemed as an epitome of soil invertebrate and medium-sized soil animals because of its abundance in species and hugeness in biomass.

摘要土壤弹尾目昆虫为无脊椎动物和中型土壤动物的典型代表，其具有丰富的种和巨大的物量，在重金属污染环中具有十分重要的地位和独特的优势。

Nonbiodegradable pollutants, such as certain chlorinated hydrocarbon pesticides (e.g.DDT) and heavy metals, such as lead, copper, and zinc in some industrial effluents, accumulate in the environment.

物不可降解的污染，如氯代烃杀虫剂（如DDT）和工业废水中的重金属，如铅、铜和锌，在环中积累。