A variable star is one that（）. -题库考试答案搜索网

A variable star is one that（）.

单选题

2022-01-05 21:59

A、exhibits a change in magnitude
B、has a changing declination
C、is increasing in SHA
D、is also known as a red giant

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正确答案

A

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标签：天文航海水路交通运输技能考试海船船员考试

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