40. 承上題,大圈初航向為多少?
(A) 042.3°
(B) 132.3°
(C) 227.7°
(D) 312.3°
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統計: A(46), B(100), C(143), D(321), E(0) #1900464
統計: A(46), B(100), C(143), D(321), E(0) #1900464