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| deoxidation control (【技】钢水在加人脱氧剂的同时，还会从炉气、大气、熔池、耐火材料中吸氧，使一部分脱氧剂氧化掉。为了降低脱氧剂的氧化损失，提高脱氧效果并获得规定成分和性能的钢，必须进行脱氧控制。采用喂丝机将铝线直接插人到钢水深部，则氧化剂氧化损失小、脱氧效果佳。) | |||
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