常見例句雙語例句Pig iron, scrap steel, forging steel, powdered ore (gold, copper and iron), scrap copper & aluminium, coke, scrap plastic, scrap paper, rubber.生鐵、廢鋼、金銅鐵礦粉、廢銅鋁、焦碳、廢塑料，廢紙、橡膠。The invention provides a prodn. technology for producing pig iron and carbon aluminate furnace dreg used for producing alumina by utilizing iron-aluminium compound mineral.本發(fā)明提供了一種利用鐵鋁復(fù)合礦生產(chǎn)生鐵及用于生產(chǎn)氧化鋁的鋁酸鈣爐渣的生產(chǎn)工藝。ip.com 返回 aluminium pig