 |
| |||
| коэффициент полезного действия | |||
| coeficiente de eficiencia: 6 phrases in 4 subjects |
| Aviation | 3 |
| Economy | 1 |
| Oil / petroleum | 1 |
| Research and development | 1 |
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