Considering the geometric shape of the hair, a calculation program was designed for the PIXE analysis of hair samples with different sizes.
针对毛发的几何形状，设计了对任意粗细毛发样品的PIXE分析计算方法。
In this paper the mathematical pattern and its application of the optimum calculation and decision analysis for Alloying of electric furnace steelmaking are presented with ex-samples.
本文介绍了利用微机进行电炉炼钢合金化优化计算及其决策分析的数学模型和应用实例。
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