stack gas的用法和樣例：
例句
- Steam generation from this hot flue gas is a last resort option.
從這種高溫煙道氣生產(chǎn)蒸汽是一種最后的選擇。 - This gas should be effectively utilized as preheated oxidant to steam methane reforming furnaces or to other large radiant-type process furnaces.
這種煙道氣應有效地用作預熱氧化劑，用于蒸汽甲烷重整鍋爐或其他大型輻射型工藝鍋爐。
