hat
X3 demonstratè gen de turbin ki kondwi pa yon bwat Kovèti pou sèl ak yon orizontal 5 rotor lam ak de elis yo vis enstale sou koupe nan zèl.
eng
X3 demonstrator has two turbines that drive by a single gear box with a horizontal rotor blade 5 and the two screw propellers installed on stumps of wings.