重金属 | Cu | Zn | Ni | Cd |
MAX | 420.66 | 2284.25 | 186.19 | 3.480 |
MIN | 51.84 | 80.29 | 28.97 | 1.100 |
MEAN | 143.64 | 541.12 | 116.58 | 2.532 |
CV | 0.681 | 0.701 | 0.359 | 0.277 |