 |
| |||
| emergency switching-off | |||
| 应急切断: 15 phrases in 6 subjects |
| Aviation | 1 |
| Nautical | 3 |
| Navigation | 2 |
| Shipbuilding | 6 |
| Space | 1 |
| Technology | 2 |
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