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particle beam : 316 phrases in 21 subjects |
| Astronautics | 7 |
| Aviation | 2 |
| Electronics | 3 |
| Energy industry | 5 |
| Foreign affairs | 1 |
| High energy physics | 1 |
| Household appliances | 1 |
| Makarov | 10 |
| Mass media | 1 |
| Mathematics | 1 |
| Medical | 1 |
| Military | 68 |
| Nanotechnology | 110 |
| Nuclear physics | 2 |
| Physics | 7 |
| Politics | 7 |
| Radiation | 6 |
| Radioengineering | 66 |
| Scientific | 1 |
| Technology | 15 |
| Weapons of mass destruction | 1 |