| |||
| пространство за обсадной трубой (в скважине MichaelBurov) | |||
|
annulus behind casing : 2 phrases in 1 subject |
| Oil and gas technology | 2 |
| |||
| пространство за обсадной трубой (в скважине MichaelBurov) | |||
|
annulus behind casing : 2 phrases in 1 subject |
| Oil and gas technology | 2 |