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| Schwerhörigenschleife f | |||
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Audio Frequency : 133 phrases in 13 subjects |
| Automated equipment | 4 |
| Communications | 16 |
| Earth sciences | 6 |
| Electronics | 34 |
| General | 6 |
| Information technology | 16 |
| Measuring instruments | 8 |
| Microelectronics | 1 |
| Optics branch of physics | 3 |
| Physics | 6 |
| Radio | 2 |
| Technology | 29 |
| Telecommunications | 2 |