来自MSN2 个月
This New Navigation System Relies On Cell Phone Signals To Help With Flying Planes In Case ...
A new navigation system using cell phone signals could serve as an emergency ... According to the Federal Aviation Administration (FAA), GPS is highly accurate to within seven meters 95 percent ...
Yahoo23 天
Trump to Mar-a-Lago: FAA notice signals first trip to Palm Beach since inauguration
According to temporary flight restrictions issued Wednesday morning by the Federal Aviation Administration ... The United States flag flies at full staff at Mar-a-Lago as the property's primary ...