字典網>> 英漢字典>> F開頭詞條>>fraction collection trap的意思 漢英字典fraction collection trap中文翻譯：【化】 餾分收集阱fraction collection trap英文字典相關詞條：fractional extraction fractionating column fractional cultivation fractional arithmetic unit fractional shares certificate fraction B prothrombin fractionating flask fractional steps method fractional free issue fraction by volume