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(A) 078.4°
(B) 087.6°
(C) 092.4°
(D) 111.6°
答案:登入後查看
統計: A(43), B(424), C(77), D(40), E(0) #1558445
統計: A(43), B(424), C(77), D(40), E(0) #1558445
詳解 (共 2 筆)
#4159879
Lm = 40º28.8' + 40º37'/2 = 40º32.9'
DLO = -73º53.7' + 69º37.1' = 4º16.9' W
P = DLO x CosLm = 3º15' x 60' = 194.97'
TanC = 3º15' / 緯度差 = 87.59º
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