26. 某船長欲採用大圈航法從甲地(La:12°45'.2N ,λa:124°20'.0E)航行至乙地 (Lb:33°48'.8N ,λb:120°07'.0W),若已知兩地間的大圈距離為6,186浬,請問:大 圈初航向(Cn)為何?
(A)050.3°
(B)129.7°
(C)230.3°
(D)309.7°

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統計: A(16), B(2), C(2), D(3), E(0) #3019737