0731-冶炼工业用设备
炼钢厂转炉070003,切断机(机器)070123,轧钢机滚筒070141,轧钢机070228,搅炼机070319,催化转化器070482
※铸铁机C070228,混铁炉C070229,盛钢水桶C070230,补炉机C070231,炼焦机C070232,铸造(锭)机C070235
炼钢厂转炉070003,切断机(机器)070123,轧钢机滚筒070141,轧钢机070228,搅炼机070319,催化转化器070482
※铸铁机C070228,混铁炉C070229,盛钢水桶C070230,补炉机C070231,炼焦机C070232,铸造(锭)机C070235