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射线辐射 : 297 phrases in 44 subjects |
Agriculture | 17 |
Air defense | 14 |
Animal husbandry | 1 |
Antennas and waveguides | 1 |
Architecture | 4 |
Automobiles | 1 |
Aviation | 14 |
Business | 2 |
Chemistry | 3 |
Construction | 1 |
Earth sciences | 10 |
Ecology | 1 |
Electric machinery | 1 |
Electronics | 20 |
Engineering geology | 2 |
Environment | 1 |
Explosives and Explosive Ordnance Disposal | 1 |
General | 19 |
Geology | 3 |
Geophysics | 3 |
Hydroelectric power stations | 2 |
Information technology | 1 |
Life sciences | 1 |
Logistics | 1 |
Metallurgy | 15 |
Metalworking | 1 |
Nautical | 1 |
Nuclear physics | 1 |
Oil / petroleum | 5 |
Otorhinolaryngology | 2 |
Physics | 1 |
Plastics | 1 |
Polymers | 4 |
Radio | 1 |
Rail transport | 2 |
Refrigeration | 3 |
Remote sensing | 3 |
Reproductive biology | 1 |
Shipbuilding | 10 |
Space | 27 |
Technology | 87 |
Telecommunications | 3 |
Textile industry | 4 |
United Nations | 1 |