基本解釋產(chǎn)品重量英漢例句雙語例句The text classification accuracy depends on item frequency weighting.文本索引詞權(quán)重計算方法決定了文本分類的準確率。item weight更多例句詞組短語短語feature item weighting 特征項權(quán)重item weight更多詞組專業(yè)釋義數(shù)學項目加權(quán)心理學試題加權(quán)