 |
| |||
| контроль обстукиванием (молотком) | |||
| акустическое испытание | |||
| acoustic test: 18 phrases in 7 subjects |
| Astronautics | 5 |
| Aviation | 1 |
| Military | 3 |
| Nanotechnology | 2 |
| Nautical | 1 |
| Quality control and standards | 1 |
| Technology | 5 |
|
| |||
| контроль обстукиванием (молотком) | |||
| акустическое испытание | |||
| acoustic test: 18 phrases in 7 subjects |
| Astronautics | 5 |
| Aviation | 1 |
| Military | 3 |
| Nanotechnology | 2 |
| Nautical | 1 |
| Quality control and standards | 1 |
| Technology | 5 |