問題詳情
7.船舶僅安裝VHF通訊設備者,在海上時應保持守值幾號頻道?
(A)CH.12
(B)CH.14
(C)CH.16
(D)CH.18
(A)CH.12
(B)CH.14
(C)CH.16
(D)CH.18
參考答案
答案:C
難度:計算中-1
書單:沒有書單,新增
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