我们的第一次爆炸中使用了燃烧室提供氧气，它需要被刷新。

Our first explosion used up the available oxygen in the combustion chamber and it needs to be refreshed.

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航空喷气发动机燃烧室中广泛采用叶片涡流器来控制火焰筒的一次空气流量，并建立强回流区。

The blade-type swirlers have been used in many air engine combustors to control the primary airflow of flame tube and establish a strong recirculation zone.

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