The three-dimensional second order wave diffraction and radiation in time domain are also studied in detail in the forth and fifth chapter.
第四章和第五章分别对浮体的三维绕射和辐射问题进行了较详细的研究。
The physical process of diffraction by planar gratings'is analysed, based on the generalized second-order coupled-wave theory.
本文从推广的二阶耦合波理论出发，对平条纹面光栅衍射这一物理过程进行分析。
The key of this paper is the solution of the second-order double-frequency wave exciting force for a floating body sailing in waves by solving second-order diffraction potential.
本文的关键是通过求解二阶绕射速度势获得三维移动物体的二阶倍频波浪力。
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