After long-term application on hot wide strip mills, varying contact rolling technology was proved to be effective in strip profile and flatness improvement roll consumption reduction and increase of rolled product length of rolling cycle.是什么意思_After long-term application on hot wide strip mills, varying contact rolling technology was proved to be effective in strip profile and flatness improvement roll consumption reduction and increase of rolled product length of rolling cycle.在線(xiàn)翻譯_英語(yǔ)_讀音_用法_例句