SOCIAL QUESTIONS|social affairs|leisure · TRANSPORT|air and space transport|air transport
- fad cíle Reference Faomhadh an téarma seo mar chuid de Thionscadal Lex
- ga
- keel length
- en
- Definition the keel length of a theoretical parawing-canopy planform,measured from the theoretical parawing apex to the trailing edge at the plane of symmetry Reference Multilingual Aeronautical Dictionary(AGARD,1980)