...关键词:城市测量;照准误差;垂直角观测误差;近地面观测;大气垂直折光 [gap=239]Key words: City measurement; error of sighting; vertical angle observation error; near surface layer; atmospheric vertical ref..
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error of perpendicularity of sighting 瞄准误差
·2,447,543篇论文数据，部分数据来源于NoteExpress
The effect on the number of sighting star, the precision of star sensor and the change of sampling period to the error determination is analyzed and compared.
分析比较了同时瞄准恒星的个数、星敏感器的精度以及改变采样周期对航天器定位误差的影响。
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