With the use of the Global Positioning Satellites aircraft can land within inches of their destinations on any runway without the need of expensive navigation equipment at the airfield.

• 通过全球定位系统飞行器降落点的误差可以控制在英寸范围之内，或者不用任何飞机场的昂贵的导航设备就可以降落在他们的跑道上。