英语词汇“inertial upper stage”的英英意思、用法、释义、翻译、读音、例句、短语、词组-英语词典

单词	inertial upper stage
释义	WordReference Random House Unabridged Dictionary of American English © 2024 iner′tial up′per stage′, Rocketry, Aerospacea U.S. two-stage, solid-propellant rocket used to boost a relatively heavy spacecraft from a low earth orbit into a planetary trajectory or an elliptical transfer orbit. Abbr.: IUS Cf. payload assist module.
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