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。
The absorption and purification ability of some tree species to heavy metal pollutants, Pb and Cd in the atmosphere are measured and studied.
研究测定了部分城市绿化树种对重金属大气铅、镉污染物的吸滞能力。
The absorption and purification ability of some greening tree species to heavy metal pollutants, Pb and Cd in the atmosphere are measured and studied.
研究测定了部分城市绿化树种对重金属大气铅、镉污染物的吸滞能力。
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.
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。
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