Some examples are given, showing that density stratification can have a large effect on the added mass and damping of the floating rectangular box in a two-layer fluid over a range of frequencies.

• 对所建立的求解模型进行了数值计算分析，结果表明在矩形箱浮体的某个振荡频率范围内，流体的分层效应对其附加质量和阻尼系数有显著影响的。