起终点 | 距离L (km) | 往返不符值Δ | 测量限差 | 偶然中误差mΔ |
BMJ1~BMJ2 | 10.2 | 1.13 | 12.77 | 0.85 |
BMJ2~BMJ3 | 11.1 | 7.55 | 13.33 | 0.59 |
BMJ1~BMJ3 | 21.3 | 8.60 | 18.46 | 0.74 |