primary furnace slag-tap hole 主炉膛出渣孔
primary reforming furnace 第一重整炉
primary ignition furnace 一次点火器
primary reformer furnace 一段转化炉
The primary factors that influence the heat level and its change direction of the blast furnace have been analyzed.
论文分析了影响高炉炉温水平及炉温走向的主要因素。
The appropriate tapping temperature and composition, designed for primary melting GH1040 base metal in arc furnace, provide necessary energy for VOD refining.
设计的初炼炉出钢成分及其出钢温度，为GH1040母材在VOD精炼过程中提供了所需要的热能。
Meanwhile, the control of air flow, furnace negative pressure and primary air flow are introduced.
同时也介绍了送风量、炉膛负压和一次风量的控制。
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