問題詳情
63. 水面供氣潛水員與連絡員得有？
(A)通話裝置
(B)通話裝置與帶信號
(C)通話裝置通話時，得免攜帶信號索
(D)有安全索裝置則不需通話裝置。
(A)通話裝置
(B)通話裝置與帶信號
(C)通話裝置通話時，得免攜帶信號索
(D)有安全索裝置則不需通話裝置。
參考答案
答案：B
難度：非常簡單1
統計：A(0),B(1),C(0),D(0),E(0)
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