overhead open-hearth furnace charging crane的意思|示意
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架空平炉装料起重机
overhead open-hearth furnace charging crane的网络常见释义
平炉加料桥式起重机 冶金桥式起重机(overhead crane for metallurgic plants) 平炉加料桥式起重机(overhead open-hearth furnace charging crane) 地面加料起重机(ground charging crane) ..