bn:03782048n
Noun Concept
EL
συντήρηση αεροσκαφών  συντήρησης αεροσκαφών
EN
Aircraft maintenance is the performance of tasks required to ensure the continuing airworthiness of an aircraft or aircraft part, including overhaul, inspection, replacement, defect rectification, and the embodiment of modifications, compliance with airworthiness directives and repair. Wikipedia
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