短語詞組短語oil refining 煉油solvent refining [化工]溶劑精制;翻譯ladle refining 鋼包精煉;桶中精煉;爐外精煉refining equipment 煉油設(shè)備pressurized refining [木]加壓纖維分離Refining services 精煉refining period 精煉期refining agent 澄清劑;精制劑;精煉劑petroleum refining [化]煉油；石油加工secondary refining 二次精煉refining furnace 精煉爐refining plant 凈化裝置；精制裝置grain refining 晶粒細化；晶粒純化electrolytic refining 電解精制，電解精煉 返回 refining