1)slag fertilizer of open hearth furnace,平炉渣肥料2)slag fertilizer of electric furnace,电炉矿渣肥料3)slag fertilizer of revolving furnace,转炉矿渣肥料4)cinder filter media,炉渣滤料5)Open-hearth furnace slags,平炉渣6)open hearth furnace slag,平炉钢渣
用法和例句
Research on the cement of open hearth furnace slag;