8.觀測天體時,由於大氣密度變化,使所觀測的天體高度較實際高度為高,稱之為何?
(A)折光差(Refraction)
(B)視差(Parallax)
(C)視半徑增值(Augmentation)
(D)光滲(Irradiation)
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統計: A(21), B(8), C(6), D(4), E(0) #1330495
統計: A(21), B(8), C(6), D(4), E(0) #1330495