【摘要】 对成都郊区龙泉湖近代沉积物的污染程度作了实验研究，测试的污染物质包括：α－六氯乙烷、γ－六氯己烷、ＤＤＴ、ＤＤＤ、ＤＤＥ、苯酚、石油产品、苯芘、汞、铜、氮、磷、非品质二氧化硅、硫、有机碳等，并对所有试样做了粒度分析。结果表明，最显著的是石油产品污染。更多还原

【Abstract】 This paper researches the modern deposition pollution in Longquan Lake for the first time.The studied contaminants include the following elements and products:α-benzene hexachloride and benzene hexachloride (BHC), DDT, DDD,DDE, phenol, petroleum productS, benzopyrene, Hg, Cu, N,P,amorphous SiO2,S, orsanic-carbon,etc.The srain sizes of the samples settins from the lake are analyzed. The mOSt notable contaminants among them is the Petroleum products.更多还原