Normal air, enriched air or pure oxygen can be used to support combustion.

空气、富气、和纯氧气都可用来支持燃烧。

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If the oxygen-enriched air (high oxygen concentration air) be used to support combustion can stead the oil in the power plants, the economic benefits will be quite good.

如果可以利用富氧空气(高氧气浓度的空气)助燃煤粉、替代电厂点火用油，其经济效益将十分可观。

youdao

If the oxygen-enriched air (high oxygen concentration air) be used to support combustion can stead the oil in the power plants, the economic benefits will be quite good.

如果可以利用富氧空气(高氧气浓度的空气)助燃煤粉、替代电厂点火用油，其经济效益将十分可观。

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