This enormous stable base means they can increase the height and still use steel for the structure, but her beam must be far wider than planned, breaking the initial ground rules.

• 有了这极稳固的舱底，设计者就可以在仍旧选用钢材作为船只主体构架的情况下增加船的高度，这样构建的船只，其横梁则会大大超出原先的计划，这就需要改变设计的初衷。