 |
| |||
| airport surface | |||
| 机场地面: 39 phrases in 6 subjects |
| Air defense | 4 |
| Aviation | 19 |
| Electronics | 1 |
| General | 8 |
| Information technology | 2 |
| Technology | 5 |
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