|
rays : 3742 phrases in 64 subjects |
| Agriculture | 97 |
| Amphibians and reptiles | 1 |
| Analytical chemistry | 46 |
| Antennas and waveguides | 26 |
| Artificial intelligence | 1 |
| Astronomy | 23 |
| Automated equipment | 21 |
| Automobiles | 1 |
| Biology | 46 |
| Botany | 1 |
| Chemistry | 49 |
| Communications | 5 |
| Computers | 6 |
| Construction | 20 |
| Cultural studies | 4 |
| Dosimetry | 83 |
| Earth sciences | 60 |
| Economics | 1 |
| Electronics | 11 |
| Emergency medical care | 10 |
| Environment | 8 |
| Fish farming pisciculture | 22 |
| Food industry | 16 |
| Forestry | 1 |
| General | 126 |
| Geophysics | 11 |
| Germany | 1 |
| Health care | 11 |
| High energy physics | 134 |
| Ichthyology | 124 |
| Industry | 4 |
| Informal | 2 |
| Information technology | 3 |
| Labor law | 1 |
| Law | 1 |
| Life sciences | 25 |
| Measuring instruments | 71 |
| Medical | 148 |
| Medical appliances | 267 |
| Metallurgy | 24 |
| Microelectronics | 105 |
| Microsoft | 2 |
| Mining | 4 |
| Natural resourses and wildlife conservation | 27 |
| Natural sciences | 7 |
| Nuclear and fusion power | 1 |
| Nuclear physics | 345 |
| Optics branch of physics | 323 |
| Paleontology | 18 |
| Patents | 1 |
| Photography | 1 |
| Physical sciences | 1 |
| Physics | 393 |
| Polygraphy | 1 |
| Radiation | 439 |
| Radio | 8 |
| Radiography | 183 |
| Security systems | 1 |
| Sound recording | 1 |
| Technology | 347 |
| Textile industry | 10 |
| Transport | 2 |
| Vacuum tubes | 1 |
| Zoology | 9 |