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通过对无氧铜杆炉生产设备运行情况的分析，提出了光电开关与机械行程开关双保险的控制方案，并在实际生产中取得了显著成效。
Based on the analysis of the operation of oxygen-free copper rod furnace production equipment, a control scheme of double insurance for photoelectric switch and mechanical trip switch was put forward and achieved remarkable results in actual production.