采用化学连续浸提法对冶炼厂污染土壤中铜的赋存形态进行了比较分析，并且计算了铜的生物有效性系数。
The form of copper occurrence in contaminated soil in a smeltery site was discussed comparatively by continuous chemical digestion, with the coefficient of biologic effectiveness to copper calculated.
通过对大冶铜绿山铜铁矿尾矿库周围土壤中重金属形态分析实验，研究了重金属各种形态在土壤中的分布特征。
Distribution characteristics of the heavy metal species in soils were studied by speciation analysis of heavy metals in the soils near Cu Fe tailings in Daye.
对城市污水处理厂污泥厌氧消化过程中不同浓度的硫酸盐对铜、锌、镍三种重金属化学形态变化所起的作用进行了分析研究。
The effect of sulphate with different concentration on the form variation of Cu, Zn and Ni during sludge anaerobic digestion was studied.
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