gpS
全球定位系统(GlobalPositioningSystem，GPS)，是一种以人造地球卫星为基础的高精度无线电导航的定位系统，它在全球任何地方以及近地空间都能够提供准确的地理位置、车行速度及精确的时间信息。GPS自问世以来，就以其高精度、全天候、全球覆盖、方便灵活吸引了众多用户。GPS不仅是汽车的...
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GPS_for_Dummie
As you may have guessed from the title, this book is about GPS (the satellite-based Global Positioning System) and maps;...
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GPS+and+Galileo
Of the various applications that satellites have been used for, one of the most promising is that of global positioning....