warm air gas furnace 燃气热风炉
gas-fired air furnace 煤气火焰炉 ; 煤气反射炉
gas fired air furnace 煤气火焰炉
gas-fired hot air furnace 燃气热风炉
A forcible stream of air, gas, or steam from an opening, especially one in a blast furnace to aid combustion.
吹风，送风从出口，尤其是从助燃鼓风炉的出口出来的空气，其他气体或蒸汽气流。
Both the gas and air are preheated by regenerators, two on each side of the furnace, alternatively heated by the waste gases.
这两种气体和空气预热的再生器，每边两个炉，或者加热的废气。
The fuel used for heating is either furnace gas or coke oven gas. Thecombustion air is always preheated to improve fuel utilization.
用来加热的燃料不是高炉煤气就是焦炉煤气。燃烧用风通常要预热，以提高燃料的利用率。
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