| |||
audibility threshold | |||
hearing level; auditory threshold; hearing threshold; HL (Hearing Level Enidan); threshold of audibility |
слуховой порог: 18 phrases in 7 subjects |
Acoustics | 4 |
Aviation medicine | 2 |
Medical | 5 |
Occupational health & safety | 2 |
Physiology | 1 |
Security systems | 1 |
Technology | 3 |