Your browser does not support the video tag.ID: 32957切割和铸造钢坯的特写 免费下载关键词 VideoNucorUnited StatesNucor Steel Berkleycastbillet类别 Country, United States, Facility, Nucor Steel Berkley (Nucor Corporation), Producer, Nucor Corporation, Casting, Production Process相关项目穿戴全套个人防护装备（PPE）的工厂操作员在热浸镀锌生产线对镀锌槽进行除渣操作 准备入库的盘条 钢板质检准备 冷轧卷材工程师视图 铸造钢坯 冷却生产线上的线材特写 设施的夜间外部视图 Steel rail in production
