問題詳情

9.A buoyage system generally used to indicate dangers where the coast is flanked by numerousislands, rocks, and shoals as well as to indicate dangers in open sea defines ___________ .
(A)IALA system
(B)cardinal system
(C)lateral mark system
(D)traffic separation system

參考答案

答案:B
難度:計算中-1
書單:沒有書單,新增

內容推薦