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узел уплотнения
| надставки штока
| бурового насоса
| узел уплотнения | |
| O&G | pack-off assembly |
| O&G mech.eng. | seal assembly |
| надставка штока | |
| O&G, oilfield. | extension rod |
| буровой насос | |
| O&G | boring pulser |
| |||
| pack-off assembly (MichaelBurov) | |||
| seal assembly | |||
| packing assembly | |||
| узел уплотнения: 12 phrases in 6 subjects |
| Energy industry | 1 |
| Mass media | 3 |
| Oil and gas | 2 |
| Oil and gas technology | 1 |
| Oilfields | 1 |
| Technology | 4 |