| |||
| перепад давления на долоте (параметр) | |||
|
bit pressure drop : 4 phrases in 3 subjects |
| Automobiles | 1 |
| Oil and gas | 1 |
| Oilfields | 2 |
| |||
| перепад давления на долоте (параметр) | |||
|
bit pressure drop : 4 phrases in 3 subjects |
| Automobiles | 1 |
| Oil and gas | 1 |
| Oilfields | 2 |