 |
| |||
| 国家测绘机构 | |||
| national mapping agencies: 6 phrases in 6 subjects |
| Air defense | 1 |
| Aviation | 1 |
| Earth sciences | 1 |
| Electronics | 1 |
| Space | 1 |
| United States | 1 |
|
| |||
| 国家测绘机构 | |||
| national mapping agencies: 6 phrases in 6 subjects |
| Air defense | 1 |
| Aviation | 1 |
| Earth sciences | 1 |
| Electronics | 1 |
| Space | 1 |
| United States | 1 |