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occulation observation
释义
occulation observation
Encyclopedia
工学
空间观测
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occulation observation
掩星观测
一种宇宙空间探测形式。掩星是一种天文现象,指一个天体在另一个天体与观测者之间通过而产生的遮蔽现象。一般而言,掩蔽者较被掩者的视面积要大。掩星主要包括月掩星、行星掩星以及小行星掩星。掩星观测为研究掩蔽者与被掩者提供了重要的科学数据。
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map of land use planning
map of mining subsidence
Map of Nine Governing Districts
map of present land use
map of primitive data
map of telecommunication and information service
Map of the Hua and border territories
map of the moon
Map of United Country of the Qing Dynasty
map of Western Xia
Map of Zhaoyu
map onto
map overall design
mapper
map philosophy
mapping
mapping based on databases
mapping class
mapping class group
mapping cone
mapping-cone construction
mapping control
mapping control point
mapping cycle
mapping cylinder
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