英语词汇“speed control”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	speed control
释义	speed control noun : equipment designed to operate automatically under certain conditions to keep the speed of a railroad train within a predetermined rate
随便看	pinnatifid pinnation pinnatipedes pinnatipeds pinnatisect pinned pinned (down) pinned (on) pinned down pinned on pinner pinners pinnets pinni- Pinnidae pinnies Pinnigrada pinnigrade pinning pinning (down) pinning (on) pinning block pinning down pinning end pinning forceps

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speed control