In this paper, linear wave theory and wave superposition method are used to study dynamic behavior of oil or gas production risers on the offshore platform.
本文应用线性波理论，通过波浪叠加法，探讨了海洋平台油气生产立管系统的动力性质。
Then the linear superposition method is used to simulate irregular wave, and is verified by the autocorrelation method of wave spectrum estimation.
为模拟不规则波，采用了线性波浪叠加法。 利用相关函数法进行谱估计，以检验不规则波造波效果。
Rationality of the method is proved in theory of(linear)circuit superposition principle.
通过电路叠加原理从理论上证明了该方法的合理性。
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