 |
| |||
| 水平稳定飞行; 稳定飞行 | |||
|
горизонтальный установившийся полёт : 6 phrases in 2 subjects |
| General | 1 |
| 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