| |||
| изучение дна | |||
| освидетельствование подводной части; осмотр подводной части (корпуса судна) | |||
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bottom survey : 22 phrases in 11 subjects |
| Drilling | 2 |
| Fishery fishing industry | 1 |
| Geophysics | 5 |
| Makarov | 1 |
| Military | 2 |
| Oil / petroleum | 6 |
| Oil and gas | 1 |
| Oilfields | 1 |
| Production | 1 |
| Sakhalin | 1 |
| Technology | 1 |