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中国北斗卫星导航系统(下文简称北斗系统),是我国独立发展、自主运行的全球卫星导航系统,能够提供高精度、高可靠的导航、定位和授时服务。科学家为什么叫它“北斗”呢?如今,它如何为我们服务呢?“北斗”之名北斗七星由大熊星座的七颗明亮的恒星组成,分布成勺形。中国人很早就观察北斗七星并有所记录,还给七颗星取了非常典雅的名字,即天枢、天璇、天玑、天权、玉衡、开阳、摇光。我国古人还常用“泰山北斗”来表达对道德高、名望大或有卓越成就的人的敬仰之情。可见,中国人对北斗七星十分喜爱。
China Beidou Satellite Navigation System (hereinafter referred to as Beidou System) is a global satellite navigation system developed independently and independently operated in China. It can provide high-precision, highly reliable navigation, positioning and timing services. Why do scientists call it “Beidou”? Now how does it serve us? “” Beidou “The name of the Big Dipper Constellation of seven bright stars, distributed into a spoon-shaped. The Chinese have long observed the Big Dipper and recorded it. Seven stars were given a very elegant name, namely Tianshu, Tianxuan, DNT, Tianquan, Yuheng, and Kaiyang. The ancients in our country often use ”Taishan Beidou" to express their admiration for those who have high moral standards, big prestige or great achievements. Visible, Chinese people are very fond of Big Dipper.