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| acoustics The science of the production, transmission and effects of sound | |||
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akustika : 3 do fraz, 2 tematyki |
| Nauka o ziemi | 2 |
| Ochrona środowiska | 1 |
|
| |||
| acoustics The science of the production, transmission and effects of sound | |||
|
akustika : 3 do fraz, 2 tematyki |
| Nauka o ziemi | 2 |
| Ochrona środowiska | 1 |