angular distance是什么意思 angular distance怎么读
angular distance的英文翻译是什么意思，词典释义与在线翻译
Noun:- the angular separation between two objects as perceived by an observer;
"he recorded angular distances between the stars"
angular distance的用法和样例
- He recorded angular distances between the stars.
他记录天体之间的角距离。
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