 |
| |||
| 扫描扇区 | |||
| 扫描扇形; 扫描空域 | |||
| scan sector: 30 phrases in 9 subjects |
| Air defense | 9 |
| Aviation | 4 |
| Electronics | 3 |
| Fishery fishing industry | 1 |
| Geology | 1 |
| Oil / petroleum | 1 |
| Space | 4 |
| Technology | 5 |
| Telecommunications | 2 |
|
| |||
| 扫描扇区 | |||
| 扫描扇形; 扫描空域 | |||
| scan sector: 30 phrases in 9 subjects |
| Air defense | 9 |
| Aviation | 4 |
| Electronics | 3 |
| Fishery fishing industry | 1 |
| Geology | 1 |
| Oil / petroleum | 1 |
| Space | 4 |
| Technology | 5 |
| Telecommunications | 2 |