用这种线性化方法对波浪力与非线性波浪力进行计算几乎没有误差。
The calculated wave drag forces by using this method have nearly no error as compared with the nonlinear values.
计算结果表明，非线性波浪载荷对船体结构疲劳损伤分析具有重要影响。
Calculation results show that nonlinear factors are important for fatigue strength analysis of ship structures.
该文详细介绍了采用线性化法和多项式逼近法求解非线性波浪力谱密度的过程。
The calculation of the spectral density of non-linear wave forces is presented in detail, based on linearized approach and polynomial-approximated approach, respectively.
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