求翻译：海洋环境的复杂性和多变性严重影响了水下信号处理系统的性能。射线模型、简正波模型、抛物线等模型分别适合于不同的海洋声场环境，研究海洋声场以Kraken简正波模型为基础，完成对不同频率下典型的海洋声场计算与分析，得到不同条件下声场信道的传播损失图。海洋声场相干性分析侧重于声场水平纵向相干及垂直相干研究，结合其结构产生分别对纵向相干与声源深度及垂直相干与阵元间距等因素展开讨论，为海洋环境的相关场分析和声场实际应用提供一定参考。是什么意思？

The complexity and variability of the marine environment has seriously affected the performance of underwater signal processing systems. Ray model, the normal mode model, parabolic and other models, respectively, suitable for different ocean sound field environment, the study of marine acoustic fiel

The marine environment of the complexity and variability of serious impact the underwater signal processing system of the performance. Ray model, in short wave model, parabolic, etc. are best suited for model of the ocean sound in a different environment, and research in the marine audio market to K