lighter-than-air aircraft (LTA acft)
літальний апарат легший від повітря
літальний апарат легший від повітря
heavier-than air aircraft (HTA acft)
training aircraft (tng acft) / trainer aircraft
observation aircraft (O; obsn acft)
reconnaissance aircraft (recon acft, R)
NBC release other than attack (ROTA)
POG (People Other than Grunts)
Military Object Other Than War
aircraft armaments / aircraft weapons
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