 |
| |||
| cell frequency; class frequency | |||
| частота групповая: 26 phrases in 9 subjects |
| Astronautics | 1 |
| Communications | 1 |
| Economy | 2 |
| Electronics | 3 |
| Mass media | 8 |
| Polymers | 1 |
| Radio | 1 |
| Technology | 5 |
| Telecommunications | 4 |
|
| |||
| cell frequency; class frequency | |||
| частота групповая: 26 phrases in 9 subjects |
| Astronautics | 1 |
| Communications | 1 |
| Economy | 2 |
| Electronics | 3 |
| Mass media | 8 |
| Polymers | 1 |
| Radio | 1 |
| Technology | 5 |
| Telecommunications | 4 |