TN | TP | COD | BOD | PH | Zn | Cu | Cd | ||
面积 | 相关系数 | −0.042 | −0.104 | 0.148 | −0.227 | 0.143 | 0.154 | 0.113 | −0.083 |
P值 | 0.868 | 0. 682 | 0.557 | 0.365 | 0.571 | 0.541 | 0.655 | 0.742 |