基本解释烃化,氧化法同根派生 英汉例句This article introduces that using mixed acid of nitric acid and sulfuric acid, beet waste-slag produces industrial product oxalic acid by ordinary pressure hydrocarbonylation.本文介绍利用硝硫混酸常压氧化法，把甜菜废渣制成工业品草酸。