STF method with modification of viscous and bow up state was used for theory prediction, and model test for sea-keeping performance was done in towing tank.
理论预报采用STF法，在水动力计算中加入粘性与航态修正；在船模拖曳水池进行耐波性试验。
In an attempt to escape from the ship, the sailors let the lifeboat down into the sea, pretending they were going to lower some anchors from the bow.
水手想要逃出船去，把小船放在海里，假作要从船头抛锚的样子。
The reason for both launching and recovering bow-first is that, in a heavy sea, reversing manoeuvres onto a trailer are too hazardous to be contemplated.
原因在于在海洋中压强较大，要使救生艇回动到拖车边十分困难。
The reason for both launching and recovering bow-first is that, in a heavy sea, reversing manoeuvres onto a trailer are too hazardous to be contemplated.
原因在于在海洋中压强较大，要使救生艇回动到拖车边十分困难。
应用推荐