Using the conception and the index of ship抯 maneuverability, this paper accounts for the necessity that the train Ro/Ro passenger ship crossing the strait should have good maneuverability.

• 利用船舶机动性的概念及机动性指标,说明火车滚装客船具有良好机动性的必要性,从我国第一艘跨海火车渡船的设备配备性情况说明跨海火车渡船船舶动力装置设计上考虑操纵机动性的特点。