40.太陽屬於何種「光譜型」(spectral type)的恆星?
(A) B
(B)F
(C)G
(D)K
答案:登入後查看
統計: A(0), B(0), C(9), D(0), E(0) #2028670
統計: A(0), B(0), C(9), D(0), E(0) #2028670