【关键词】evaluation methods heavy metal pollution potential ecological hazard index river sediment 河流底泥 潜在生态危害指数 评价方法 重金属污染
【摘要】 This paper reviewed the physicochemical properties of sediments and their major watersheds in the Beijing-Tianjin・Hebei region, discussed the distribution characteristics of heavy metals in the sediment in the region systematically, analyzed the rel...
