| |||
Phonogerät n; Schallmessgerät n | |||
Abhorchgerät n |
акустический прибор : 21 phrases in 10 subjects |
Athletics | 1 |
Aviation | 2 |
Construction | 1 |
Electronics | 4 |
Microelectronics | 4 |
Natural resourses and wildlife conservation | 3 |
Nautical | 1 |
Navy | 1 |
Radio | 1 |
Shipbuilding | 3 |