supersonic propeller

negative thrust propeller / negative-thrust propeller

supersonic

supersonic air blast

supersonic guided missile

supersonic jet

supersonic speed (exceeds speed of sound / Mach 1)

supersonic compressor stage

supersonic exhaust nozzle

supersonic external-compression inlet duct

supersonic inlet duct

supersonic internal-compression inlet duct

flow pattern of supersonic wing

supersonic aerodynamics

supersonic aerofoil section

supersonic flow

supersonic flow dynamics

supersonic leading edge

supersonic speed

supersonic wind tunnel

supersonic combat drone

unmanned supersonic test vehicle

scramjet (supersonic combustion ramjet)

drive line / drive (propeller) shaft

propeller aeroplane

propeller shaft (drive shaft)

propeller-driven

turboprop propeller

propeller blade

front axle propeller shaft

front rear axle propeller shaft

flanking propeller

ball head of propeller tube