問題詳情
3. GMDSS 系統的無線電通信操作中,至少要有幾種分離且獨立之方法,以供船對岸傳送遇險警示?
(A) 1
(B) 2
(C) 3
(D) 4
(A) 1
(B) 2
(C) 3
(D) 4
參考答案
答案:B
難度:困難0.384615
統計:A(0),B(5),C(2),D(4),E(0)
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