 |
| |||
| differential valve | |||
| DV (для цементирования; differential valve) | |||
| pressure differential valve | |||
| дифференциальный клапан: 16 phrases in 7 subjects |
| Construction | 1 |
| Flow measurement | 1 |
| Oil / petroleum | 4 |
| Oil and gas technology | 1 |
| Oilfields | 1 |
| Technology | 6 |
| Transport | 2 |