| 释义 |
principal diagonal 释义 [数] 主对角线 例句 1·It is proposed a new topological method of adjacent matrix of esters which was constructed by taking the characteristic value of the pieces of ester compounds as principal diagonal element. 提出了拓扑方法,即考虑分子图顶点的性质,直接用酯类化合物的分子碎片的特征值为主元来构建邻接矩阵。 同义词 [数]主对角线 main diagonalleading diagonal
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