元素 | 回归方程 | 相关系数R2 |
Zn | Y = −0.012587 + 0.33150 X | 0.9981 |
Cu | Y = 5.7935 − 0.0163 X | 0.9996 |
Cr | Y = 0.00086 + 0.010219 X | 0.9993 |
As | Y = 8.2864 + 13.406 X | 0.9991 |