Secondly, the nature of the directional function and the characteristic parameters of real defect Outlines are analyzed in theory.

其次，对真实缺陷轮廓的方向尺寸函数及其特征参数所具有的性质进行了理论分析。

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The real objective function is built with a precise model based on energy balance equations, and solved by using minimum value principle of optimal control theory.

该方法采用完全基于能量平衡的精确模型来构成真实目标函数，并且运用最优控制理论中的最小值原理进行求解。

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Associating with real necessity of topic selection in graduation design, evaluation correlation function and topological mathematical model are established by matter element theory.

结合高校毕业设计选题的实际需要，利用物元理论，建立了基于毕业设计选题评价的关联函数和可拓评判的数学模型。

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