42 已知GMT 0400時,太陽之GHA為240° 55',求當時的時差 (Equation of time)?
(A) -03m 40s
(B) +03m 40s
(C) -05m 20s
(D) +05m 20s
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統計: A(3), B(12), C(0), D(0), E(0) #2504089
統計: A(3), B(12), C(0), D(0), E(0) #2504089