“main stage”的概念、定义、翻译、参考文献-科学参考

单词	main stage
释义	main stage [`mān `stāj] ^{AEROSPACE ENGINEERING} 1. In a multistage rocket, the stage that develops the greatest amount of the thrust, with or without booster engines. 2. In a single-stage rocket vehicle powered by one or more engines, the period when full thrust (at or above 90%) is attained. 3. A sustainer engine, considered as a stage after booster engines have fallen away.
随便看	upper-atmosphere dynamics upper band upper bound upper branch upper bright band Upper Cambrian Upper Carboniferous upper consolute temperature upper control limit Upper Cretaceous upper critical solution temperature upper culmination upper curtate upper cyclone Upper Devonian upper explosive limit upper face height upper flammable limit upper front upper half-power frequency upper high Upper Huronian upper integral upper inversion Upper Jurassic

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