The Center of rotation located in trifurcation area. 牙旋转中心位于三牙根分叉下方附近。
Based on the concept of persistence of vision, the Phantom's single rotor blade has a center of rotation outside of the UAVs' physical fuselage. 为了便于持续观察，幻影的单个旋翼的刀片有一个旋转中心，这个旋转中心位于机身外侧。
