A power-driven vessel not under command at night must show her sidelights when .(1.0)
A.making headway B.making no headway C.moored to a buoy D.at anchor正确答案A
A power-driven vessel not under command at night must show her sidelights when .(1.0)
A.making headway B.making no headway C.moored to a buoy D.at anchor正确答案A
