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综合分析了我国初轧厂目前存在的一些问题。提出了进一步提高成坯率应做的工作；指出了上部单烧嘴长坑均热炉的固有问题及改造方案；以及为适应生产发展，精整工序的改造方向。
A comprehensive analysis of some of the problems existing in China’s early rolling mill. The work that should be done to further improve the billet forming rate is put forward. The inherent problems and reformation schemes of the upper single-burner long pit soaking furnace are pointed out. In order to adapt to the reformation direction of production development and finishing process.