Assertion: airfoil's edge | /r/HasProperty | flap
Facets:
value: really
type: DEGREE
Source sentences:
text: Leading edge (Kreuger) flaps and trailing edge (Fowler) flaps, when extended from the basic wing structure, literally change the airfoil shape into the classic concave form, thereby generating much greater lift during slow flight conditions.
text: The leading edge of a flat plate presents no constriction to the flow so there is really no "nozzle" formed.