分析了深圳市的深圳河、布吉河、龙岗河和茅洲河等4条河流沉积物中重金属的含量和富集状况，并对重金属污染的潜在生态危害进行了评价。
The objectives of this paper were to analyze the contents and enrichments of heavy metals in river sediments and then assess their potential ecological dangers .
龙岗河