metal heavy cd 重金属镉
Many heavy metal Cd exits in exchange condition, which is advantageous to the research of pollution repair and is more advantageous to the government pollution.
重金属镉的形态多以可交换态存在，有利于治理污染和土壤修复。
The pollutant removal effect of ferric coagulant was researched by stirring jar test to remove trace phenol and heavy metal ions of Pb and Cd in Sungari River.
本文以松花江水为本底，以微量苯酚和重金属离子铅与镉为研究对象，通过烧杯搅拌试验，初步考察了高铁酸盐的除污染效能。
The absorption and purification ability of some green tree species to heavy metal Pb and Cd in the atmosphere is measured and compared.
研究测定了部分城市园林绿化树种对重金属中大气铅、镉污染物的吸滞能力。
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