短語(yǔ)詞組短語(yǔ)magnesium reduction arc furnace 鎂還原電弧爐combined reduction chlorination furnace 還原氯化聯(lián)合爐gas reduction shaft furnace 氣體還原豎爐reduction shaft furnace 還原豎爐reduction n furnace 還原爐magnesium m reduction arc furnace 鎂還原電弧爐electric reduction furnace 電熱還原爐magnesium reduction furnace 鎂還原爐assembly of reduction furnace 還原爐裝置 返回 reduction furnace