本阶段的标志性事件是美国测试和材料协 会 1995 年颁布《石油释放场址基于风险的纠正行动标准准则》(guide to risk-based corrective action for petroleum...图 1 美国污染地块风险管控内涵的深化fig. 1 the concept development of contaminated sites’ risk management and control
图1 土壤重金属不同风险级别条件下精米超标率fig.1 excess ratio of milled rice content under different risk levels of heavy...图2 土壤重金属不同风险级别条件下米糠含量超标率fig.2 excess ratio of rice bran content under different risk levels of heavy