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| 顶燃式热风炉 (【技】一种采用短焰燃烧器，直接在顶部燃烧的热风炉。其优点是：热量集中、热损减少，有利于提高拱顶温度；炉型简单、砌筑容易，与外燃式热风炉相比，可节省约20%的钢材和耐火材料。) | |||
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| 顶燃式热风炉 | |||
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