常見(jiàn)例句雙語(yǔ)例句Part of char is used as final product in ferroalloy industries, the rest is treated with impurity removal and brought out the new carbonaceous reductants which applied in copper refining.產(chǎn)品半焦一部分作為最終產(chǎn)品應(yīng)用在鐵合金等行業(yè)，其余經(jīng)過(guò)脫雜等處理制備成新型炭質(zhì)還原劑用于銅精煉。 返回 carbonaceous reductants