試卷名稱:103年 - 交通部103年第ㄧ次航海人員測驗 船舶通訊與航海英文#64932
年份:103年
科目:船舶通訊與航海英文(概要)
33.“Wreck over which the exact depth is unknown, but which is considered to have a safe clearance at the depth shown”- it will be marked in the chart as:
(A)
Obstn
(B)
Obstn
(C)
Obstn
(D)
Wk