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根据连铸中间包等离子加热的需要，对４流中间包内部结构、挡墙设置及底吹氩作了研究，进行了１：１的水力学模型试验，确定了合理的中间包结构。
According to the need of plasma heating in continuous casting tundish, the internal structure of 4-tundish, the setting of retaining wall and the bottom blown argon were studied. The 1: 1 hydraulics model test was carried out to determine the reasonable tundish structure.