“live-roller conveyor”的概念、定义、翻译、参考文献-科学参考

单词	live-roller conveyor
释义	live-roller conveyor [`līv ¦rōl·ǝr kǝn´vā·ǝr] ^{MECHANICAL ENGINEERING} Conveying machine which moves objects over a series of rollers by the application of power to all or some of the rollers.
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