 |
| |||
| задержка эхо-сигнала (oleg.vigodsky) | |||
| echo delay: 16 phrases in 9 subjects |
| Antennas and waveguides | 1 |
| Computers | 1 |
| Makarov | 2 |
| Mass media | 3 |
| Metallurgy | 1 |
| Military | 1 |
| Nautical | 1 |
| Technology | 2 |
| Telecommunications | 4 |
|
| |||
| задержка эхо-сигнала (oleg.vigodsky) | |||
| echo delay: 16 phrases in 9 subjects |
| Antennas and waveguides | 1 |
| Computers | 1 |
| Makarov | 2 |
| Mass media | 3 |
| Metallurgy | 1 |
| Military | 1 |
| Nautical | 1 |
| Technology | 2 |
| Telecommunications | 4 |