abscissas 释义 n. [数][天] 横坐标(横线) 例句 1·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. 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。 同义词 n. 横坐标(横线) x axis
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