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| navigationshjælpemiddel | |||
| hjælpemidler for navigation | |||
| Angielski tezaurus | |||
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| Any visual or electronic device, airborne or on the surface of the earth, that provides point-to-point guidance information or position data to aircraft in flight | |||
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navigation aid : 12 do fraz, 3 tematyki |
| Komunikacja | 3 |
| Nauki o życiu | 1 |
| Transport | 8 |