three surface aircraft

fixed-wing aircraft with a main central wing plus fore and aft surfaces

en-GB/ˈθɹiː ˈsɜːfɪs ˈɛəkɹɑːft/
en-US/ˈθɹi ˈsɝfɪs ˈɛɹˌkɹæft/

دسته بندی ها:

aircraftwing configuration