短流程轧辊堆焊修正工艺

<=":宋体;:12><=":12> <=""> <=":12>> <=""> <=":宋体;:12><=":12> <=""> <=":12>> <=""> <=":宋体;:12><=":12><=":宋体;:12><=":12)，以前进炉膛的密封性；用炉盖塞紧堆焊槽；通电缓慢对轧辊预热。 <=""> <=":12>> <=""> <=":宋体;:12><=":12> <=""> <=":12>> <=""> <=":宋体;:12><=":12>