 |
| |||
| tube à mémoire | |||
| трубка с накоплением зарядов: 17 phrases in 6 subjects |
| Antennas and waveguides | 2 |
| Astronautics | 1 |
| Aviation | 1 |
| Radio | 8 |
| Technology | 4 |
| Television | 1 |
|
| |||
| tube à mémoire | |||
| трубка с накоплением зарядов: 17 phrases in 6 subjects |
| Antennas and waveguides | 2 |
| Astronautics | 1 |
| Aviation | 1 |
| Radio | 8 |
| Technology | 4 |
| Television | 1 |