note:the different lowercase letters indicate significant differences in heavy metal content between...in farmland soil in the study area图5 研究区沉积物重金属地累积指数figure 5 geo-accumulation index of heavy metals in
,向威,等.电力系统中储能的系统价值评估方法[j].电力系统自动化,2019,43(8):47-55.sun weiqing,pei liang,xiang wei,et al.evaluation method...national development and reform commission, national energy administration.supervision and examination method
,向威,等.电力系统中储能的系统价值评估方法[j].电力系统自动化,2019,43(8):47-55.sun weiqing,pei liang,xiang wei,et al.evaluation method...national development and reform commission, national energy administration.supervision and examination method
表2 三大地理区域冶炼场地土壤重金属含量统计table 2 statistics of heavy metal content in smelting site soil in three major...图2 冶炼场地土壤重金属和有机物的内梅罗污染评价fig. 2 nemerow pollution evaluation of heavy metals and organic matter in soil