 |
| |||
| естественно-природный фон; естественный фон | |||
| natural background: 27 phrases in 14 subjects |
| Astronautics | 1 |
| Business style | 1 |
| Construction | 1 |
| Ecology | 2 |
| Energy industry | 1 |
| Makarov | 6 |
| Medical | 1 |
| Medical appliances | 2 |
| Military | 1 |
| Navigation | 1 |
| Nuclear physics | 6 |
| Security systems | 1 |
| Technology | 2 |
| Tengiz | 1 |