英语词汇“impact roll”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	impact roll
释义	impact roll impact roll [′im‚pakt ‚rōl] (mechanical engineering) An idler roll protected by a covering of a resilient material from the shock of the loading of material onto a conveyor belt, so as to reduce the damage to the belt.
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