图15. 在$\omega _{\rm a}=0.9$ rad/s作用在浮体上的力和力矩的时间历程曲线(图例Tank表示液舱内晃荡力/力矩, 图例Ocean表示浮体外域的波浪力/力矩)
Fig.15. History of force and moment acting on the vessel for $\omega _{\rm a}=0.9$ rad/s (Legends ‘Tank’ and ‘Ocean’ denote forces/moments from the liquid tank and external fluid domain, respectively)