The article puts forward that polygonal pass contour is a stable pass for rolling large round bars through the updating of Beiman 825 Bloomer.是什么意思_The article puts forward that polygonal pass contour is a stable pass for rolling large round bars through the updating of Beiman 825 Bloomer.在線(xiàn)翻譯_英語(yǔ)_讀音_用法_例句