Multifunctional airplane

The invention discloses a multifunctional airplane which comprises an airplane body, wings, additional devices, engine nacelles, front wings, a vertical fin and an early warning radar, wherein the wings and the vertical fin are arranged on the airplane body; the wings are high span-chord ratio trapezoid wings; the additional devices are arranged on the wings; the early warning radar is mounted onthe vertical fin; the two engine nacelles are both arranged on the wings; the wingspan of each of the high span-chord ratio trapezoid wings is 17-25m; the span-chord ratio is 6-10; the length of a tipchord is 1.0-1.5m; the length of a root chord is 3.6-4.1m; the wing root mounting angle is 2-5 degrees; the wing tip mounting angle is 0-2 degrees; the dihedral angle of the wings is 2-6 degrees; thesweepback angle of a leading edge is 15-25 degrees; the sweepforward angle of a trailing edge is 7-12 degrees. According to the multifunctional airplane disclosed by the application, an early warningfunction can be achieved, a