open-hearth fuel 中文意思是什麼
open-hearth fuel
解釋
平爐燃料-
The fuel burner of an open - hearth furnace is water - cooled, as is the valve that regulates the flow of air and waste gases
平爐的燃料燃燒室是用水冷卻的,控制空氣和廢氣的閥也是水冷的。
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