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| mixed chemistry region length (【技】异钢种连浇时，前后两炉不同钢种的钢水相混而浇铸成的兼有不同钢种化学成分的铸坯区段。: Experiments are conducted using a two-strand continuous slab caster to determine the mixed chemistry region length at low and high casting speeds. 为了确定在低拉坯速度和高拉坯速度下化学成分混合区的长度，利用一台双流板坯连续铸钢机进行了试验。) | |||