This paper reviews the heavy metal pollution in China, especially in Pearl River Delta Region, and summarizes the phytoremediation, hyperaccumulators and hot spots of these fields.
本文回顾了我国尤其是珠三角地区重金属污染现状，总结了植物修复、超富集植物及当前研究热点问题。
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Beneath the car's pretty sheet metal is a 4. 4 metre-length body and an updated GM Delta platform with a 71 millimetre-longer wheelbase.