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| a dead level | |||
| dead level | |||
| полный уровень: 160 phrases in 40 subjects |
| Advertising | 1 |
| Agrochemistry | 1 |
| Antennas and waveguides | 2 |
| Automobiles | 3 |
| British usage, not spelling | 2 |
| Business | 1 |
| Cartography | 15 |
| Construction | 4 |
| Ecology | 3 |
| Economy | 3 |
| Education | 1 |
| Electrical engineering | 1 |
| Electronics | 3 |
| Finances | 1 |
| Fish farming pisciculture | 3 |
| General | 6 |
| Hydraulic engineering | 3 |
| Hydrology | 11 |
| Ice formation | 1 |
| Insurance | 1 |
| International Monetary Fund | 6 |
| Makarov | 6 |
| Maritime law & Law of the Sea | 2 |
| Mass media | 6 |
| Metallurgy | 2 |
| Military | 2 |
| Mining | 1 |
| Nautical | 17 |
| Navigation | 9 |
| Oceanography & oceanology | 21 |
| Optics branch of physics | 1 |
| Physics | 1 |
| Pumps | 1 |
| Sakhalin | 3 |
| Shipbuilding | 1 |
| Sound engineering | 1 |
| Technology | 8 |
| Telecommunications | 1 |
| Transport | 1 |
| Water resources | 4 |