Product introduction:
generation of GPS satellite positioning system. Main purpose is for armed three areas to provide real-time, all-weather and global navigation service, and is used to intelligence collection, some military purposes, such as nuclear explosion monitoring and emergency communication, after more than 20 years of research experiments, at a cost of $30 billion, by 1994, global coverage up to 98% of the 24 GPS satellite constellation layout complete. GPS has another meaning in the field of mechanical, Geometrical Product specification (Geometrical Product Specifications) - GPS. Another explanation for the G/s (GB per s)
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