| 序号 | 外业实测 | 模型量测 | 差值 |
| 1 | 21.37 | 21.325 | 0.045 |
| 2 | 34.32 | 34.306 | 0.014 |
| 3 | 14.08 | 14.093 | −0.013 |
| 4 | 23.52 | 23.488 | 0.032 |
| 5 | 19.39 | 19.327 | 0.063 |
| 6 | 4.3 | 4.373 | −0.073 |
| 7 | 6.72 | 6.741 | −0.021 |
| 8 | 60.16 | 60.103 | 0.057 |
| 9 | 12.59 | 12.395 | 0.195 |
| 10 | 17.61 | 17.604 | 0.006 |
| 11 | 14.25 | 14.206 | 0.044 |
| 12 | 21.13 | 21.239 | −0.109 |
| 13 | 32.23 | 32.522 | −0.292 |
| 14 | 20.88 | 20.614 | 0.266 |
| 15 | 32.26 | 32.2 | 0.06 |
| 16 | 5.15 | 5.151 | −0.001 |
| 17 | 21.12 | 20.99 | 0.13 |
| 18 | 28.65 | 28.578 | 0.072 |
| 19 | 10.45 | 10.435 | 0.015 |
| 20 | 21.54 | 21.811 | −0.271 |