| |||
| echo pulse | |||
| |||
| echo-pulses | |||
|
эхо-импульс : 23 phrases in 8 subjects |
| Acoustics | 4 |
| General | 2 |
| Geophysics | 1 |
| Makarov | 2 |
| Medical | 6 |
| Quality control and standards | 1 |
| Radiolocation | 6 |
| Weapons of mass destruction | 1 |
| |||
| echo pulse | |||
| |||
| echo-pulses | |||
|
эхо-импульс : 23 phrases in 8 subjects |
| Acoustics | 4 |
| General | 2 |
| Geophysics | 1 |
| Makarov | 2 |
| Medical | 6 |
| Quality control and standards | 1 |
| Radiolocation | 6 |
| Weapons of mass destruction | 1 |