two-high reversing beam mill
two-high pull-over mill 二辊周期式薄板轧机 two-high reversing beam mill 二辊可逆式钢梁轧机 two-high reversing blooming mill 二辊可逆式初轧机 ..
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... 万能式钢梁轧机铣床 universal beam mill 二辊可逆式钢梁轧机 high reversing beam mill 普培式万能钢梁轧机 Puppemill ...
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