 |
| циркуляционная система: 143 phrases in 32 subjects |
| Armored vehicles | 1 |
| Astronautics | 1 |
| Automated equipment | 2 |
| Aviation | 2 |
| Cement | 1 |
| Construction | 16 |
| Drilling | 3 |
| Electrical engineering | 5 |
| Electronics | 5 |
| Energy industry | 8 |
| Forestry | 2 |
| General | 3 |
| Machinery and mechanisms | 1 |
| Makarov | 1 |
| Mechanics | 2 |
| Metallurgy | 1 |
| Military | 2 |
| Mining | 1 |
| Molikpaq | 6 |
| Nautical | 4 |
| Oil / petroleum | 15 |
| Oil and gas | 6 |
| Oil and gas technology | 8 |
| Oilfields | 8 |
| Rail transport | 1 |
| Refrigeration | 3 |
| Sakhalin | 6 |
| Sakhalin R | 1 |
| Shipbuilding | 1 |
| Technology | 19 |
| Thermal engineering | 6 |
| Transport | 2 |