 |
| |||
| роторный гироскоп | |||
| 转子 陀 螺: 25 phrases in 4 subjects |
| Aviation | 1 |
| General | 5 |
| Shipbuilding | 1 |
| Technology | 18 |
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