对于船舶及海洋平台等海洋浮式结构物，在其水动力试验过程中针对其横摇、纵摇运动数据进行分析，计算得出其固有运动周期及阻尼系数，进一步为船舶水动力试验的开展提供支持。(For floating structures such as ships and offshore platforms, the rolling and pitching motion data are analyzed during their hydrodynamic tests, and their inherent moti