The model of structural fuzzy optimum design of offshore jacket platforms is established considering the fuzziness of constrained boundary condition.
考虑约束条件边界的模糊性，建立了导管架海洋平台结构模糊优化设计模型。
Marine geography ranges from studying physical characteristics and designating international boundary waters to analyzing marine resources, coastal development, and offshore facility places.
海洋地理学涵盖从研究（海洋）物理特征、标明国际水域边界到分析海洋资源、沿海（地形）演变以及近海设施位置。
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