 |
| энергетический КПД: 8 phrases in 5 subjects |
| Aviation | 1 |
| Construction | 1 |
| Electrical engineering | 1 |
| Energy industry | 3 |
| Nautical | 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