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| gate valve; latching valve | |||
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клапан-задвижка : 15 phrases in 8 subjects |
| Astronautics | 2 |
| Caspian | 1 |
| General | 1 |
| Oil and gas | 5 |
| Oil and gas technology | 1 |
| Sakhalin | 2 |
| Sakhalin R | 1 |
| Tengiz | 2 |
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