The siting error and L>O>P> of short distance navigation positioning system have been analyzed.

对近程导航定位系统位置线和定位误差进行了分析；

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Global positioning system, also called GPS, is a new generation of navigation positioning system.

全球定位系统，又称GPS，是新一代的导航定位系统。

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The Time Standaards of navigation positioning system and Time Service of Timing by Satellite and Satellite Timing Calibration of Timing are introduced.

介绍了导航定位系统的时间基准及实现时间统一的卫星授时技术和定时技术。

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It is launched initially by parachute, but as it deploys, the Inertial Navigation System and Global Positioning System take over.

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Maps and GPS (global positioning system) navigation in cars are very popular, and all of those maps came from one of just two mapmaking companies.

NPR: Map-Making Firms Rumored to Sell for Billions

Each onboard ADS-B set consists of a Global Positioning System satellite navigation unit, two Pentium microprocessors, some software and a radio transmitter-receiver--not much more gear than you would find behind the dash of a new Cadillac.

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