 |
| |||
| hammer energy source; percussion source; percussion-type source | |||
| hammer energy source; hammer source; thumper | |||
| ударный источник сейсмических сигналов: 4 a las frases, 3 temas |
| Geofísica | 2 |
| Petróleo | 1 |
| Tecnología | 1 |
|
| |||
| hammer energy source; percussion source; percussion-type source | |||
| hammer energy source; hammer source; thumper | |||
| ударный источник сейсмических сигналов: 4 a las frases, 3 temas |
| Geofísica | 2 |
| Petróleo | 1 |
| Tecnología | 1 |