 |
| |||
| waning of a volcano; dormancy of a volcano | |||
| sending allowance; transmission loss | |||
| затухание передачи: 31 phrases in 10 subjects |
| Antennas and waveguides | 1 |
| Cables and cable production | 2 |
| Communications | 3 |
| Electronics | 5 |
| Makarov | 1 |
| Mass media | 7 |
| Natural resourses and wildlife conservation | 1 |
| Radio | 1 |
| Technology | 2 |
| Telecommunications | 8 |