open train billet mill

进出口专业英语词汇 -... ... open-top mill 顶开口式轧机 open-train billet mill 横列式钢坯轧机 open-train mill 横列式轧机 ...

金属材料工程专业英... ... open-train mill 横列式轧机 open-train billet mill 横列式方坯轧机 open-topped housing 开口式机架 ...