| |||
| 表示和跟踪 | |||
|
Identification and Tracking : 9 phrases in 6 subjects |
| Air defense | 2 |
| Aviation | 2 |
| Fishery fishing industry | 1 |
| Nautical | 2 |
| Space | 1 |
| United States | 1 |
| |||
| 表示和跟踪 | |||
|
Identification and Tracking : 9 phrases in 6 subjects |
| Air defense | 2 |
| Aviation | 2 |
| Fishery fishing industry | 1 |
| Nautical | 2 |
| Space | 1 |
| United States | 1 |