脚 | 纳米 |
---|---|
0.01 ft | 3048000 nm |
0.1 ft | 30480000 nm |
1 ft | 304800000 nm |
2 ft | 609600000 nm |
3 ft | 914400000 nm |
4 ft | 1219200000 nm |
5 ft | 1524000000 nm |
10 ft | 3048000000 nm |
15 ft | 4572000000 nm |
50 ft | 15240000000 nm |
100 ft | 30480000000 nm |
500 ft | 152400000000 nm |
1000 ft | 304800000000 nm |