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层 : 16139 phrases in 185 subjects |
| Accumulators | 1 |
| Aerodynamics | 23 |
| Aerohydrodynamics | 3 |
| Agriculture | 21 |
| Agrochemistry | 10 |
| American usage, not spelling | 1 |
| Anatomy | 14 |
| Antennas and waveguides | 56 |
| Archaeology | 1 |
| Architecture | 14 |
| Armored vehicles | 1 |
| Artillery | 1 |
| Astronautics | 67 |
| Astronomy | 13 |
| Automated equipment | 10 |
| Automobiles | 21 |
| Aviation | 158 |
| Banking | 1 |
| Bioenergy | 1 |
| Biology | 55 |
| Biotechnology | 4 |
| Botany | 33 |
| Brewery | 2 |
| Building materials | 3 |
| Building structures | 1 |
| Business | 53 |
| Cables and cable production | 17 |
| Cartography | 4 |
| Chemistry | 112 |
| Climatology | 1 |
| Coal | 3 |
| Commerce | 3 |
| Computer graphics | 1 |
| Computer networks | 2 |
| Computers | 35 |
| Construction | 221 |
| Cooking | 23 |
| Corporate governance | 25 |
| Diplomacy | 3 |
| Drilling | 130 |
| Ecology | 43 |
| Economy | 14 |
| Education | 61 |
| Electric machinery | 1 |
| Electrical engineering | 2 |
| Electricity | 5 |
| Electrochemistry | 3 |
| Electronics | 1228 |
| Elevators | 1 |
| Energy industry | 6 |
| Engineering | 11 |
| Environment | 51 |
| Exclamation | 1 |
| Explosives and Explosive Ordnance Disposal | 1 |
| Figurative | 3 |
| Figure of speech | 5 |
| Finances | 3 |
| Firefighting and fire-control systems | 8 |
| Fish farming pisciculture | 8 |
| Fishery fishing industry | 44 |
| Food industry | 11 |
| Food service and catering | 8 |
| Footwear | 3 |
| Forestry | 35 |
| Forging | 1 |
| Formal | 2 |
| Furniture | 1 |
| Gas processing plants | 5 |
| General | 4578 |
| Geochemistry | 4 |
| Geochronology | 1 |
| Geography | 10 |
| Geology | 1713 |
| Geomorphology | 1 |
| Geophysics | 35 |
| Gold mining | 2 |
| Grammar | 1 |
| Historical | 1 |
| Household appliances | 4 |
| Human resources | 1 |
| Hydraulic engineering | 5 |
| Hydrography | 2 |
| Hydrology | 7 |
| Ichthyology | 6 |
| Immunology | 1 |
| Informal | 3 |
| Information technology | 24 |
| International Monetary Fund | 14 |
| Internet | 1 |
| Jet engines | 4 |
| Labor organization | 1 |
| Laboratory equipment | 1 |
| Law | 12 |
| Leather | 4 |
| Linguistics | 8 |
| Literally | 8 |
| Logistics | 1 |
| Machine components | 1 |
| Management | 1 |
| Marketing | 3 |
| Mathematics | 42 |
| Measuring instruments | 1 |
| Mechanic engineering | 6 |
| Mechanics | 3 |
| Medical | 522 |
| Medical appliances | 1 |
| Metal science | 6 |
| Metallurgy | 64 |
| Meteorology | 63 |
| Metrology | 16 |
| Microelectronics | 39 |
| Military | 129 |
| Milk production | 1 |
| Mineralogy | 4 |
| Mining | 111 |
| Missiles | 8 |
| Modern use | 2 |
| Mythology | 2 |
| Name of organization | 8 |
| Nanotechnology | 24 |
| Nautical | 106 |
| Navigation | 3 |
| Navy | 1 |
| Nuclear and fusion power | 26 |
| Nuclear physics | 2 |
| Obsolete / dated | 2 |
| Oceanography & oceanology | 33 |
| Oil / petroleum | 185 |
| Oil and gas | 82 |
| Oil and gas technology | 34 |
| Oil processing plants | 234 |
| Oilfields | 167 |
| Optics branch of physics | 7 |
| Packaging | 1 |
| Paleontology | 6 |
| Perfume | 4 |
| Pharmacy and pharmacology | 1 |
| Photography | 7 |
| Physics | 16 |
| Physiology | 1 |
| Pipelines | 2 |
| Plastics | 2 |
| Poetic | 4 |
| Politics | 6 |
| Polygraphy | 3 |
| Polymers | 27 |
| Psychology | 2 |
| Psychophysiology | 2 |
| Quality control and standards | 1 |
| Quantum electronics | 10 |
| Radio | 28 |
| Radiography | 1 |
| Rail transport | 14 |
| Refrigeration | 5 |
| Religion | 3 |
| Road traffic | 1 |
| Road works | 12 |
| Roll stock | 3 |
| Sakhalin | 8 |
| Scientific | 1 |
| Security systems | 1 |
| Seismology | 28 |
| Semiconductors | 2 |
| Shipbuilding | 15 |
| Silicate industry | 10 |
| Skydiving | 2 |
| Sociology | 5 |
| Soil science | 6 |
| Space | 7 |
| Sports | 5 |
| Stamping | 1 |
| Statistics | 3 |
| Submarines | 1 |
| Technology | 4635 |
| Telecommunications | 12 |
| Textile industry | 27 |
| Thermodynamics | 4 |
| Transport | 1 |
| United Nations | 40 |
| United States | 3 |
| Water resources | 16 |
| Water supply | 6 |
| Welding | 14 |
| Wood processing | 18 |
| Zoology | 1 |
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