39.承上題,請問其大圈之初航向約幾度?
(A)053
(B)055
(C)057
(D)059
答案:登入後查看
統計: A(27), B(33), C(250), D(15), E(0) #646427
統計: A(27), B(33), C(250), D(15), E(0) #646427
詳解 (共 1 筆)
#1145313
cot C = ( cosL1 tanL2 – sinL1 CosDλ ) / sinDλ
C = cot-1( cos36 tan35 – sin36 cos98) / sin98 = 56.8°
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