在给定分段节点横坐标的条件下，通过确定系数矩阵和反求曲线顶点，基于最小二乘法推导出最优节点的纵坐标公式。
The optimum knots ordinate formula in the least square sense is derived by computing coefficient matrix and curve vertexes under the specified subsection knots abscissas conditions.
研究了运动规律分段式凸轮机构设计方法与流程，对凸轮机构运动的数学公式进行了详细的分析和推导，建立了凸轮机构。
The paper researches designing method of the motion rule-divisible cam mechanism , makes a detailed analysis of the mathematical equation, and builds the mathematical model of the cam mechanism .
研究了运动规律分段式凸轮机构设计方法与流程，对凸轮机构运动的数学公式进行了详细的分析和推导，建立了凸轮机构的数学模型。
The paper researches designing method of the motion rule-divisible CAM mechanism, makes a detailed analysis of the mathematical equation, and builds the mathematical model of the CAM mechanism.
提炼并归纳了“决策表问题”对应的数学计算公式——特殊的多元分段函数，并指出该类分段函数的特点。
The paper summarizes the math formula of decision-making table problem and points characteristic, which a sort of multi-items subsection function owns.
推导了根据钢板宽度确定锥体分段高度的计算公式，对锥体进行排料并推导出了排料所需钢板长度的计算公式。
The calculation formulae of the segmentation height of the conical transition according to the steel plate width were given, therefore , the length of the steel plate to be used can be calculated.
导出了分段抛物线插值拟合公式，并对经验公式和抛物线拟合公式均以iso为基准进行了误差评估。
Also, the fitting formula of piecewise parabola interpolation is derived. The error evaluation based on ISO is accomplished for both experiential formula and parabola fitting formula.
导出了分段抛物线插值拟合公式，并对经验公式和抛物线拟合公式均以iso为基准进行了误差评估。
Also, the fitting formula of piecewise parabola interpolation is derived. The error evaluation based on ISO is accomplished for both experiential formula and parabola fitting formula.
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