問題詳情
19. Which of the following vessels is a not under command vessel?
(A) A vessel engaged in dredging.
(B) A vessel engaged in the launching of aircraft.
(C) A vessel with failure of her steering gear.
(D) A vessel engaged in a towing operation.
參考答案
答案：C
難度：非常簡單0.867
書單：沒有書單，新增