hearing aid : 54 phrases in 15 subjects |
Acoustics | 1 |
Electronics | 2 |
General | 2 |
Hearing aid | 1 |
Insurance | 1 |
Makarov | 2 |
Mass media | 1 |
Medical | 11 |
Medical appliances | 18 |
Natural resourses and wildlife conservation | 1 |
Otorhinolaryngology | 2 |
Pharmacology | 1 |
Technology | 8 |
Telecommunications | 2 |
Transport | 1 |