 |
| |||
| single spectrum | |||
| одиночный спектр: 6 phrases in 4 subjects |
| Astronomy | 3 |
| Makarov | 1 |
| Microelectronics | 1 |
| Радиоактивное излучение | 1 |
|
| |||
| single spectrum | |||
| одиночный спектр: 6 phrases in 4 subjects |
| Astronomy | 3 |
| Makarov | 1 |
| Microelectronics | 1 |
| Радиоактивное излучение | 1 |