The problem belongs to large numerical calculations of 2 d or 3 d open boundary eddy current fields.

该课题属于大型的、二维及三维开域涡流场数值计算问题.

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This method ? ? s main function is to correct the bottom friction coefficients and open boundary conditions.

所用的同化方法为伴随同化方法,该方法的主要作用是校正开边界条件和底摩擦系数.

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