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radiation density: 24 phrases in 13 subjects |
Astronautics | 2 |
Astronomy | 3 |
Automated equipment | 1 |
Energy industry | 1 |
Makarov | 3 |
Measuring instruments | 4 |
Medical appliances | 1 |
Metrology | 1 |
Military | 2 |
Nanotechnology | 3 |
Oil processing plants | 1 |
Physics | 1 |
Thermal engineering | 1 |