 |
| |||
| méthode par ultra-son | |||
| méthode ultra-sonore | |||
| ультразвуковой метод: 7 phrases in 6 subjects |
| Chemistry | 1 |
| Construction | 1 |
| Medical appliances | 1 |
| Mining | 1 |
| Technology | 1 |
| Welding | 2 |
|
| |||
| méthode par ultra-son | |||
| méthode ultra-sonore | |||
| ультразвуковой метод: 7 phrases in 6 subjects |
| Chemistry | 1 |
| Construction | 1 |
| Medical appliances | 1 |
| Mining | 1 |
| Technology | 1 |
| Welding | 2 |