Therefore, the process feed, combustion air, and fuel gas should be preheated as much as possible before considering steam generation in the convection section.

因此，在考虑通过对流生产蒸汽之前，应尽量将过程原料、燃烧空气和燃料气进行预热处理。

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Therefore, the process feed, combustion air, and fuel gas should be preheated as much as possible before considering steam generation in the convection section.

因此，在考虑通过对流生产蒸汽之前，应尽量将过程原料、燃烧空气和燃料气进行预热处理。

youdao