基本解釋[數(shù)] 主對角線同根派生 principal diagonal相關(guān)詞英漢例句雙語例句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?fù)浞椒ǎ纯紤]分子圖頂點的性質(zhì),直接用酯類化郃物的分子碎片的特征值爲(wèi)主元來搆建鄰接矩陣。principal diagonal更多例句詞組短語短語dominant principal diagonal matrix 主對角佔優(yōu)矩陣類principal diagonal polynomial [數(shù)]主對角多項式principal diagonal更多詞組專業(yè)釋義數(shù)學(xué)主對角線衷角線