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bn:27268021n
Noun Concept
EL
No term available
EN
In aviation, instrument flight rules is one of two sets of regulations governing all aspects of civil aviation aircraft operations; the other is visual flight rules. Wikipedia
Relations
Sources
IS A
EN
flight rules
HAS KIND
EN
localizer type directional aid
EN
Simplified directional facility
OPPOSITE OF
κανόνες πτήσης εξ όψεως

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