测天定位
- 网络celestial fixing
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白昼测天定位时机的确定
The Opportunity of Celestial Fixing at Day Time
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在白昼测天定位中,首先需要解决的问题是观测时机的问题。
The opportunity of an observation must be first solved in day time celestial fixing .
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进而以航用天体视位置计算模型的计算结果为基础数据,建立科学合理的自动选星模型和测天定位计算模型。
The air apparent place of celestial body in the results for the basic data , the establishment of a scientific and rational automatic satellite selection model and observation positioning calculation model .