GPS全球定位系统是美国研制并在10年前投入使用的卫星导航与定位系统，其应用技术已遍及国民经济的各个领域。
GPS was satellite navigating and positing system, which was researched and used in the USA, about 10 years ago. Its application has been spreaded over the international economy.
随着四月一颗全新的定位卫星的升空，中国又向其自主的全球定位系统—“指南针”系统迈近了一步。
With the launch of a new navigation satellite in April, China is now a step closer to establishing its own "GPS" - called the "Compass" navigation system.
全球定位系统（GPS）是一个卫星定位、导航网络系统，可以对扑火队员进行实时的导向和定位，测定火场边界和计算火场面积；
Globe placement system (GPS) is a satellite emplacement and navigation net system, Which can navigate and emplace fire fighters. GPS can also be used in calculating the boundary and area of post fire.
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