 |
| |||
| communications, identification, navigation | |||
| communication, identification, navigation | |||
| 通信、识别、导航: 24 phrases in 5 subjects |
| Air defense | 4 |
| Aviation | 10 |
| Electronics | 5 |
| Navigation | 1 |
| Space | 4 |
The server is undergoing maintenance and the site is working in read-only mode. Please check back later.">Add | The server is undergoing maintenance and the site is working in read-only mode. Please check back later.">Report an error
| Get short URL | Language Selection Tips