Which of the following can be seen as obstruction(s)? ( )

分类: VTS技能竞赛题库(多选题) 发布时间: 2023-12-01 12:13 浏览量: 1

Which of the following can be seen as obstruction(s)? ( )

A.wreck

B.fishing net

C.naval ships

D.buoys

正确答案是AB