| |||
noise research | |||
| |||
noise research |
исследование шумов : 15 phrases in 10 subjects |
Acoustics | 1 |
Astronautics | 2 |
Aviation | 3 |
Ecology | 1 |
General | 2 |
Geophysics | 1 |
Military | 1 |
Natural resourses and wildlife conservation | 2 |
Oil and gas | 1 |
Technology | 1 |