 |
| |||
| утяжелять буровой раствор | |||
| weight drilling mud: 12 phrases in 4 subjects |
| Oil / petroleum | 7 |
| Oil and gas technology | 1 |
| Oilfields | 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