For a naval ship with a long strength superstructure and a lot of hatch, it is difficult to evaluate the hull girder's strength by general beam theory because of the complexity of the hull structure.
当舰船设有长度较长但开口较多的上层建筑时，其船体结构的复杂性使船体总强度很难用常规的梁理论方法确定。
The process of impact is really an elastoplastic dynamic response by the action of ship impacting anticollision beam.
撞击过程实际上是一个防撞梁在船体撞击作用下的弹塑性动力响应问题。
The safe probability of ship navigation in random beam wave is studied by the probability density function.
应用概率密度函数研究随机横浪中船舶航行的安全概率。
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