| |||
noise threshold | |||
broadband noise floor (modinn); noise floor (modinn) |
порог шума: 15 phrases in 9 subjects |
Acoustics | 2 |
Aviation | 1 |
Aviation medicine | 3 |
Electronics | 3 |
Makarov | 2 |
Medical | 1 |
Occupational health & safety | 1 |
Technology | 1 |
Telecommunications | 1 |