 |
| |||
| расширение ствола скважины в направлении снизу вверх | |||
| бурение восстающей скважины | |||
|
上向 凿 岩 : 5 phrases in 3 subjects |
| General | 1 |
| Mining | 2 |
| Oil / petroleum | 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