短語詞組短語reduced d mass 約化質(zhì)量reduced body mass 降低身體質(zhì)量reduced effective mass 折合有效質(zhì)量reduced mass velocity 對比質(zhì)量流速reduced mass effect 約化質(zhì)量效應(yīng)reduced to fibrous mass 離解成纖維性物質(zhì)reduced mass -flow 折合質(zhì)量流量effect reduced mass 質(zhì)量折合效應(yīng)reduced mass detail 折合質(zhì)量 返回 reduced mass