鲁西北地区某典型化工园区地下水重金属污染特征及健康风险评价
范海印, 宋蕊蕊, 于林松, 滕永波, 万方, 张秀文, 李圣玉, 赵闯

Heavy metal pollution and health risk assessment of groundwater in a typical chemical industry park in northwestern Shandong, China
FAN Hai-Yin, SONG Rui-Rui, YU Lin-Song, TENG Yong-Bo, WAN Fang, ZHANG Xiu-Wen, LI Sheng-Yu, ZHAO Chuang
表1 参数取值含义
Table 1 Parameter value meaning
参数定义范围 含义
Pi≤1.0 P≤0.7 无污染
1.0<Pi≤2.0 0.7<P≤1.0 轻微污染
2.0<Pi≤3.0 1.0<P≤2.0 轻度污染
3.0<Pi≤5.0 2.0<P≤3.0 中度污染
Pi>5.0 P>3.0 重度污染