站多高，就能看多远，这里有个表

来源: 于 2018-01-21 08:31:15 [旧帖] [给我悄悄话] 本文已被阅读：次
Height (meters) Distance (km) Height(feet) Distance (miles)
0 0.0 0.0 0.0
1 3.6 3.3 2.1
2 5.1 6.6 3.0
3 6.2 9.8 3.7
4 7.1 13.1 4.3
5 8.0 16.4 4.8
6 8.7 19.7 5.2
7 9.4 23.0 5.7
8 10.1 26.2 6.1
9 10.7 29.5 6.4
10 11.3 32.8 6.8
20 16.0 65.6 9.6
30 19.5 98.4 11.7
40 22.6 131.2 13.5
50 25.2 164.0 15.1
60 27.6 196.8 16.6
70 29.9 229.6 17.9
80 31.9 262.4 19.2
90 33.9 295.2 20.3
100 35.7 328.0 21.4
1000 112.8 3280.0 67.7
2000 159.6 6560.0 95.7
5000 252.3 16,400.0 151.4
10,000 356.9 32,800.0 214.2
12,000 391.0 39,360.0 234.6
100,000 1,132.7 328,000.0 679.6
500,000 2,572.0 1,640,000.0 1543.2
1,000,000,000 1,006,344.9 3,280,000,000.0 603,806.9