大气降尘对土壤主要环境元素的累积影响及评价——以山东省高密市为例

姜冰, 张德明, 刘阳

Cumulative effects of atmospheric dust fall on major environmental elements in soils and their evaluation: A case study of Gaomi City, Shandong Province, China

JIANG Bing, ZHANG De-Ming, LIU Yang

表3 主因子旋转载荷

Table 3 Rotational load of main factor

元素 主因子 F1 F2 F3 Ni 0.919 0.072 0.168 As 0.877 0.054 -0.193 Zn 0.760 -0.019 0.139 Cd 0.749 -0.028 0.164 Cr 0.705 -0.012 0.285 Hg 0.627 0.471 0.199 Pb -0.097 0.956 0.157 Cu 0.093 0.935 -0.148 Se 0.225 0.031 0.952 特征根 3.709 2.021 1.187 方差/% 41.210 22.457 13.184 贡献率/% 41.210 63.667 76.851