基本解釋[數(shù)] 算術級數(shù) [數(shù)] 等差級數(shù)詞組短語短語arithmetical progression method 算術累進法英語;翻譯arithmetical progression更多詞組專業(yè)釋義數(shù)學等差數(shù)列算術級數(shù)等差級數(shù)計算機科學技術算術級數(shù)