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| point depth (The depth of data points displayed in a 3D chart area) | |||
| глубина точки: 20 phrases in 14 subjects |
| Diplomacy | 1 |
| Drilling | 1 |
| Geophysics | 1 |
| Hydraulic engineering | 2 |
| Hydrology | 1 |
| Mass media | 3 |
| Mechanics | 1 |
| Nautical | 1 |
| Navigation | 1 |
| Oil / petroleum | 3 |
| Oil and gas | 2 |
| Sakhalin | 1 |
| Technology | 1 |
| Transport | 1 |