問題詳情
3. 船舶無線電通信在國際電信聯盟的「無線電規則」中稱為:
(A) 水上移動業務
(B) 通信無線電業務
(C) 船舶無線電業務
(D) 安全無線電業務
(A) 水上移動業務
(B) 通信無線電業務
(C) 船舶無線電業務
(D) 安全無線電業務
參考答案
答案:A
難度:簡單0.705882
統計:A(12),B(2),C(3),D(0),E(0)
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