| |||
| источник радиоактивного излучения (SergeyL) | |||
| источник ионизирующего излучения | |||
| источник излучения | |||
| источник | |||
| источник радиации | |||
|
source of radiation : 29 phrases in 12 subjects |
| Construction | 2 |
| Ecology | 2 |
| Energy industry | 7 |
| General | 1 |
| Makarov | 6 |
| Medical | 4 |
| Military | 1 |
| Oilfields | 2 |
| Politics | 1 |
| Radioengineering | 1 |
| Space | 1 |
| Technology | 1 |