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| Angielski tezaurus | |||
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| A unit established to provide air traffic control service to controlled flights in control areas under its jurisdiction. | |||
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Area Control : 8 do fraz, 4 tematyki |
| Microsoftu | 1 |
| Ochrona środowiska | 1 |
| Przemysł energetyczny | 1 |
| Transport | 5 |