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| broad face bulging of slab (【技】连铸中的板坯宽面因坯壳过薄、温度过高、中心钢水静压力过大，或连铸机未装备密排多节辊等原因所造成的板坯宽面向上凸起。降低铸机高度、采用密排多节辊、加大二冷强度、改善辊子对中精度均是防止板坯宽面鼓肚的有效措施。) | |||
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