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| 轨迹: 518 phrases in 36 subjects |
| Aerodynamics | 2 |
| Aerohydrodynamics | 1 |
| Astronautics | 13 |
| Astronomy | 3 |
| Automated equipment | 6 |
| Automatic control | 2 |
| Aviation | 31 |
| Computer networks | 1 |
| Computers | 4 |
| Construction | 1 |
| Drilling | 2 |
| Electronics | 20 |
| General | 55 |
| Geophysics | 1 |
| Helicopters | 3 |
| Household appliances | 1 |
| Hydraulic engineering | 1 |
| Information technology | 1 |
| International Monetary Fund | 2 |
| Mathematics | 13 |
| Mechanics | 3 |
| Metallurgy | 1 |
| Military | 7 |
| Missiles | 4 |
| Nanotechnology | 1 |
| Nautical | 1 |
| Navy | 1 |
| Oceanography & oceanology | 1 |
| Oil and gas | 3 |
| Oil processing plants | 4 |
| Sakhalin | 2 |
| Seismology | 1 |
| Space | 4 |
| Technology | 320 |
| Textile industry | 1 |
| Water supply | 1 |
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