| |||
| боковая задвижка фонтанной арматуры | |||
|
Christmas-tree side valve : 4 phrases in 3 subjects |
| Oil / petroleum | 1 |
| Oil and gas | 2 |
| Oilfields | 1 |
| |||
| боковая задвижка фонтанной арматуры | |||
|
Christmas-tree side valve : 4 phrases in 3 subjects |
| Oil / petroleum | 1 |
| Oil and gas | 2 |
| Oilfields | 1 |