 |
| 速度 控 制: 55 phrases in 8 subjects |
| Astronautics | 2 |
| Automated equipment | 1 |
| Aviation | 1 |
| Drilling | 1 |
| Electronics | 9 |
| General | 16 |
| Oil and gas | 1 |
| Technology | 24 |
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