id	keyword
ajst-25592	propulsion
ajst-25592	engines
ajst-25592	systems
ajst-25592	aircraft
ajst-25592	power
ajst-25592	efficiency
ajst-25592	fuel
ajst-25592	electric
ajst-25592	technology
ajst-25592	research
ajst-25592	technologies
ajst-25592	applications
ajst-25592	turbine
ajst-25592	development