ID: 33174 无缝钢管生产线 免费下载 关键词 ChinaBaotouSteel pipe Categories Country, China, Facility, Baotou Steel (Baotou Iron & Steel Group Co. Ltd.), Producer, Baotou Iron & Steel (Group) Co. Ltd., Production Process, Production at a Glance 相关项目 高炉的外部视图 轧制和冷却钢板坯 轧制和储存卷材 切割和铸造钢坯的特写 钢铁生产设施的外部视图 轧钢机中冷却的线材 Steel rail in production 检查盘条