“gathering mule”的概念、定义、翻译、参考文献-科学参考

单词	gathering mule
释义	gathering mule [`gath·ǝ·riŋ ´myül] ^{MINING ENGINEERING} The mule used to collect the loaded cars from the separate working places and to return empties.
随便看	yellows yellow salt yellow scale Yellow Sea yellow snow yellow tellurium Yerkes system yew Y factor Y fitting Y gun yield yield factor yielding arches yielding floor yielding prop yield-pillar system yield point yield rate yield strength yield stress yield temperature yig yig device yig filter

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