 |
| |||
| бурение газовых скважин | |||
|
钻气井 : 36 phrases in 7 subjects |
| Drilling | 21 |
| Forestry | 1 |
| General | 8 |
| Geology | 1 |
| Oil / petroleum | 3 |
| Oil and gas technology | 1 |
| Oilfields | 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