Fish's interpretation of the map was created from the viewpoint of a double star system called Zeta Reticuli.
菲丝对这幅地图的解释产生于一个叫做“齐塔网状星系”的双星系观点。
According to the characteristic of Beidou double-star positing system(double-star positoin), this paper puts forward the optimal predication model of double-star position/SINS integrated system.
根据北斗双星定位系统（简称双星定位）的特点，提出了北斗双星与SINS组合的最优预测模型。
Basing on the Double star Active Positioning System, this article conducted the research on the Beidou Tri-star Passive Positioning System.
本文在北斗双星有源定位系统的基础上进行了三星无源定位的研究。
The position principle of Double star position system is introduced, and its shortcoming that is the bad real time of position is explained.
介绍了双星定位系统的定位原理，说明了其存在的定位实时性较差的不足。
Beidou double-star positioning system is built up by our country.
北斗双星定位系统(简称双星定位)是我国自行建立的一种定位系统。
Some scientists think the nebula's intricate structures suggest it is a double-star system.
一些科学家认为星云中的错综复杂的结构表明，它是一个双恒星系统。
Double star position system is one kind of regional position system build up.
双星定位系统是一种区域性定位系统。
Double star position system is one kind of regional position system build up.
双星定位系统是一种区域性定位系统。
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