 |
| |||
| air vessel | |||
| баллон для воздуха: 14 phrases in 10 subjects |
| Computers | 1 |
| Ecology | 1 |
| Firefighting and fire-control systems | 1 |
| Mining | 1 |
| Nautical | 2 |
| Rail transport | 1 |
| Sakhalin | 1 |
| Shipbuilding | 3 |
| Technology | 2 |
| Thermal engineering | 1 |
|
| |||
| air vessel | |||
| баллон для воздуха: 14 phrases in 10 subjects |
| Computers | 1 |
| Ecology | 1 |
| Firefighting and fire-control systems | 1 |
| Mining | 1 |
| Nautical | 2 |
| Rail transport | 1 |
| Sakhalin | 1 |
| Shipbuilding | 3 |
| Technology | 2 |
| Thermal engineering | 1 |