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| 步进式加热炉 (【技】采用专门的步进机构，按照一定的轨迹，使炉内钢料一步步向前推进的连续式加热炉。步进式加热炉分为步进梁式加热炉和步进底式加热炉两种。前者适用于加热断面大的钢料；后者适用于加热断面小的钢料。) | |||
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