aircraft requiring overhaul
літальний апарат, що потребує капітального ремонту
mean time between failures requiring overhaul
list of items requiring special handling
time to first overhaul (flying hours)
time to first overhaul in temperate climate
time to first overhaul in tropical climate
training aircraft (tng acft) / trainer aircraft
aircraft accident (flight accident; aircraft mishap)
aircraft mishap / flight accident, aircraft accident
aircraft modernization / aircraft upgrade
aircraft track and balance (adjusting balance of aircraft)
aircraft upgrade / aircraft modernization
aircraft weapons / aircraft armaments
flight accident / aircraft accident, aircraft mishap