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NACA scoop (Surge tanks at the end of each wing have a NACA-style scoop that forces air into the tanks during flight, keeping positive pressure on the fuel system.  altair.com Traductora_Komarova); NACA duct (wikipedia.org Traductora_Komarova) | |||
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| NACA scoop (Surge tanks at the end of each wing have a NACA-style scoop that forces air into the tanks during flight, keeping positive pressure on the fuel system. altair.com Traductora_Komarova); NACA duct (wikipedia.org Traductora_Komarova) | |||