字典網>> 英漢字典>> D開頭詞條>>direct-acting steam pump的意思 漢英字典direct-acting steam pump中文翻譯：【化】 直動泵字典網direct-acting steam pump相關詞條：direct material cost direct-wire circuit direct primaries direct distance dial network direct fulguration direct-acting direct write-off method for uncollectibles directional control directory file Direct Fast Turquoise Blue GL