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| laagfrequent | |||
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| laagfrequent | |||
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| lage frequentie | |||
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| kilometergolven f; lage frequenties | |||
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| grensfrequentie f | |||
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| frequentie verlagen | |||
| Angielski tezaurus | |||
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| LF | |||
| LF (30-300KHz) | |||
| LF (30 - 300 kHz) | |||
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| The frequency band between 30 and 300 kHz | |||
| l.f. | |||
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low-frequency : 47 do fraz, 11 tematyki |
| Elektronika | 13 |
| Hutnictwo | 1 |
| Inżynieria mechaniczna | 1 |
| Komunikacja | 21 |
| Medycyna | 1 |
| Nauka o ziemi | 1 |
| Ochrona środowiska | 1 |
| Pospolicie | 4 |
| Technika i technologia | 2 |
| Technologia informacyjna | 1 |
| Transport | 1 |