船舶通訊與航海英文(概要)題庫下載題庫

5. 下圖所示之國際信號旗為何？
(A) YZ(The words which follow are in plain language)
(B) YW(I wish to communicate by radiotelephone)
(C) YV(The groups which follow are from the International Code of Signals
(D) YP(I wish to communicate with vessel or coast station by …)