 |
| |||
| bit life; drilling bit service life | |||
| bit service life | |||
|
долговечность долота : 3 a las frases, 2 temas |
| Campos de petróleo | 1 |
| Petróleo | 2 |
|
| |||
| bit life; drilling bit service life | |||
| bit service life | |||
|
долговечность долота : 3 a las frases, 2 temas |
| Campos de petróleo | 1 |
| Petróleo | 2 |