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| Acústica f | |||
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Akustyczna : 170 phrases in 13 subjects |
| Communications | 1 |
| Economics | 1 |
| Electronics | 138 |
| Environment | 9 |
| Natural sciences | 1 |
| Physical sciences | 1 |
| Piezoelectric crystals | 3 |
| Radio | 2 |
| Telecommunications | 2 |
| Telegraphy | 2 |
| Telephony | 6 |
| Ultrasound | 3 |
| Wind Energy | 1 |