英语词汇“rocket sled”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	rocket sled
释义	rocket sled rocket sled n. A rocket-propelled sled that travels along rails and is used to study the effects of acceleration and deceleration, and crash survival techniques. rocket sled rocket sled [′räk·ət ‚sled] (aerospace engineering) A sled that runs on a rail or rails and is accelerated to high velocities by a rocket engine; the sled is used in determining G tolerances and for developing crash survival techniques.
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