河流沉积物重金属污染评价方法比较研究

Study on assessment methods of heavy metal pollution in river sediments

水系沉积物重金属污染评价是地表水环境污染研究的重点。文章总结和论述了当前国内外常用的水系沉积物重金属污染评价方法和最新进展;对各种评价方法进行了比较和研究,分析了不同方法的优缺点、适用条件和适用范围;提出了水系沉积物重金属污染水平评价的原则、方法以及修正意见。

Assessment of heavy metal contamination in aquatic sediments is an important part of current theoretical study of water-environment pollution. The major assessment methods of heavy metal contamination in sediments which are used currently are summarized,a comparative study is made ,and their applicability, merits and demerits are analyzed. The feasible principle and methods for assessing the heavy metal pollution are put forward.