沉积物中重金属元素的来源及其含量的影响因素

The Source of the Heavy Metal in the Sediment and the Factors Effectting its Content

简要介绍了水体沉积物中重金属元素的主要来源,影响水体沉积物中重金属元素含量的自然因素,其中包括沉积物-水界面环境条件、有机质和微生物活动等。

The main sources of the heavy metal in the sediment, some natural factors that affect heavy metal content including environmental conditions of sediment-water interface （pH and Eh）, organic matter and the activities of microbes are presented in this paper.