But the short flame and high temperature of fully aerated burners conduct more heat through burners and that causes the head of burners overheat and material the size and structure of burners.
但是由于完全预混式燃烧器火焰短且温度高，增加了火焰向燃烧器的传热，造成燃烧器头部过热，使材料老化加快。
But the short flame and high temperature of fully aerated burners conduct more heat through burners and that causes the head of burners overheat and material the size and structure of burners.
但是由于完全预混式燃烧器火焰短且温度高，增加了火焰向燃烧器的传热，造成燃烧器头部过热，使材料老化加快。
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