感热的气体被用来给预热和干燥的燃料。
The sensible heat given by gas is used to preheat and dry fuel.
这就导致了苏联火箭可以通过加装一个预热器，来增加气体压强。 着在美国科学家看来是个不可能的事情。
This resulted in the Soviets being able to increase gas pressure through a preheater something american rocket scientists thought was impossible.
这两种气体和空气预热的再生器，每边两个炉，或者加热的废气。
Both the gas and air are preheated by regenerators, two on each side of the furnace, alternatively heated by the waste gases.
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