 |
| |||
| отражённый сигнал; отражённый импульс; эхо | |||
|
return echo : 20 phrases in 8 subjects |
| General | 1 |
| Makarov | 5 |
| Mass media | 1 |
| Metallurgy | 1 |
| Radioengineering | 1 |
| Space | 1 |
| Technology | 6 |
| Telecommunications | 4 |
|
| |||
| отражённый сигнал; отражённый импульс; эхо | |||
|
return echo : 20 phrases in 8 subjects |
| General | 1 |
| Makarov | 5 |
| Mass media | 1 |
| Metallurgy | 1 |
| Radioengineering | 1 |
| Space | 1 |
| Technology | 6 |
| Telecommunications | 4 |