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| система сброса: 149 phrases in 34 subjects |
| Aeronautics | 1 |
| Architecture | 1 |
| Astronautics | 7 |
| Aviation | 5 |
| Caspian | 4 |
| Computer networks | 2 |
| Construction | 3 |
| Drilling | 2 |
| Ecology | 7 |
| Electrical engineering | 1 |
| Electronics | 14 |
| Energy industry | 25 |
| European Bank for Reconstruction and Development | 1 |
| Firefighting and fire-control systems | 1 |
| Gas processing plants | 1 |
| General | 8 |
| Geology | 2 |
| Information technology | 1 |
| Makarov | 1 |
| Microsoft | 1 |
| Military | 4 |
| Molikpaq | 13 |
| Nautical | 7 |
| Nuclear and fusion power | 4 |
| Oil / petroleum | 2 |
| Oil and gas | 5 |
| Oil and gas technology | 2 |
| Power system protection | 1 |
| Sakhalin | 3 |
| Technology | 13 |
| Tengiz | 2 |
| Thermal engineering | 2 |
| Transport | 1 |
| Water supply | 2 |