22.當船舶從事疏濬、測量或水下作業，依國際海上避碰規則定義，則該船屬下列何種船舶？
(A)Vessel not under command
(B)Vessel constrained by her draught
(C)Vessel is not under way
(D)Vessel restricted in her ability to manoeuver

答案：登入後查看
統計： A(5), B(2), C(3), D(6), E(0) #2401378