因子 | 成份 | |||
1 | 2 | 3 | 4 | |
Mn | 0.086 | −0.080 | 0.066 | 0.907 |
Cu | 0.011 | 0.667 | −0.065 | 0.230 |
Ni | 0.312 | 0.113 | 0.239 | 0.033 |
Pb | −0.163 | −0.168 | 0.565 | 0.130 |
Zn | 0.079 | 0.339 | 0.536 | −0.277 |
Cr | 0.256 | −0.213 | 0.221 | 0.008 |
Co | 0.280 | −0.261 | −0.081 | −0.145 |
Cd | 0.249 | 0.152 | −0.257 | −0.035 |