由于浇注速度掌握不好而引起的缺陷。

Defects due to an unsatisfactory rate of teeming.

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结果表明，电磁制动的影响因素有板坯宽度、浇注速度、浸入式水口的形状等。

The results show that the effect factors of EMBr are slab width, casting speed, the shape of submerged entry nozzle and so on.

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分析了影响板坯角部横裂的结晶器保护渣、二冷水、结晶器、浇注速度等工艺因素。

Factors influencing transverse corner cracks in continuously cast slab, such as mold powder, secondary cooling, processing parameters of the mold, casting speed, etc.

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