| Mg:N:P比 | Mg(OH)2 + Na2HPO4组合氨氮去除率% | Mg(OH)2 + H3PO4组合氨氮去除率% | 
| 1.1:1:1 | 29.01 | 32.43 | 
| 1.2:1:1 | 30.11 | 33.78 | 
| 1.3:1:1 | 31.09 | 36.84 | 
| 1.4:1:1 | 32.46 | 39.51 | 
| 1.1:1:1.1 | 40.12 | 42.15 | 
| 1.2:1:1.1 | 43.56 | 46.14 | 
| 1.3:1:1.1 | 51.20 | 49.16 | 
| 1.4:1:1.1 | 52.36 | 50.14 | 
| 1.1:1:1.2 | 40.32 | 41.36 | 
| 1.2:1:1.2 | 43.86 | 44.63 | 
| 1.3:1:1.2 | 52.57 | 49.52 | 
| 1.4:1:1.2 | 52.76 | 50.69 | 
| 1.1:1:1.3 | 44.32 | 45.14 | 
| 1.2:1:1.3 | 46.26 | 45.18 | 
| 1.3:1:1.3 | 49.15 | 46.25 | 
| 1.4:1:1.3 | 51.86 | 48.56 | 
| 1.1:1:1.4 | 41.52 | 44.56 | 
| 1.2:1:1.4 | 46.15 | 47.94 | 
| 1.3:1:1.4 | 50.48 | 48.84 | 
| 1.4:1:1.4 | 53.17 | 50.14 |