| 单词 | regenerative engine |
| 释义 | regenerative engine [rē`jen·rǝd·iv `en·jǝn] AEROSPACE ENGINEERING 1. A jet or rocket engine that utilizes the heat of combustion to preheat air or fuel entering the combustion chamber. 2. Specifically, to a type of rocket engine in which one of the propellants is used to cool the engine by passing through a jacket prior to combustion. |
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