... IAS International Application Satellite 国际应用卫星 international application satellite 国际应用卫星 Satellite application 卫星应用 ...
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IAS International Application Satellite 国际应用卫星
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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.
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。
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