 |
| |||
| 速度波腹; 速度环 | |||
| 速度回路 | |||
|
velocity loop : 7 phrases in 5 subjects |
| Air defense | 1 |
| Geophysics | 1 |
| Skydiving | 1 |
| Space | 2 |
| 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