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对现有管坯的生产模式进行了分析 ,总结出“四位一体”生产高品质管坯的先进工艺特点 ,并提出了“四位一体”工艺模式在生产高品质管坯中存在的问题及改进方向
Based on the analysis of the production mode of the existing pipe billet, the advanced process features of “four in one” production of high quality pipe billet are summarized and the problems existing in the “four in one” production mode are put forward. Improve direction