40. 有三顆恆星,其光譜型分別為F、K、O,則其溫度高低排序為何?
(A)F > K > O
(B)F > O > K
(C)O > K > F
(D)O > F > K

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統計: A(0), B(0), C(0), D(10), E(0) #2155035