| 序号 | 注入水量A (mm) | 雨量计累计记录雨量B (mm) | 绝对误差C = B − A (mm) | D = C^2 | 相对误差E = C/A (%) |
| 1 | 0.8 | 0.8 | 0 | 0 | 0 |
| 2 | 2.2 | 2.2 | 0 | 0 | 0 |
| 3 | 10.1 | 10.1 | 0 | 0 | 0 |
| 4 | 15.9 | 15.9 | 0 | 0 | 0 |
| 5 | 17.6 | 17.5 | −0.1 | 0.01 | −0.6 |
| 6 | 20.0 | 19.8 | −0.2 | 0.04 | −1 |
| 7 | 22.7 | 22.7 | 0 | 0 | 0 |
| 8 | 33.0 | 32.8 | −0.2 | 0.04 | −0.6 |
| 9 | 34.4 | 34.4 | 0 | 0 | 0 |
| 10 | 43.1 | 43.0 | −0.1 | 0.01 | −0.2 |
| 11 | 47.0 | 46.6 | −0.4 | 0.16 | −0.9 |
| 12 | 56.6 | 56.4 | −0.2 | 0.04 | −0.4 |
| 13 | 63.7 | 63.4 | −0.3 | 0.09 | −0.5 |