The important causes include unsuitable proportion of composite firing, proportion of staged air is to excess, lower furnace temperature and lower oxygenvalue in furnace outlet.
出现这些问题的原因主要是掺烧比例不当、分级送风比例过大、炉膛温度偏低、炉内整体氧量偏低。
2
And, of course, there is the novelty value of the oxygen bar.
当然，有种新颖的氧吧创意。
3
Hydrogen is added to the air mixture, causing it to burn easily and powerfully while the oxygen increases the octane value of the fuel.