... grinding mill 磨粉机，磨煤机 grinding oil 润磨油 grinding ring 磨环(中速磨) ...
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润磨液 grinding fluid; grinding lubricant 润磨油 abrasive-containing lubricant; abrasive-laden lubricant; grind oil; grinding o ..
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短语
磨带润磨油
abrasive belt grinding lubricant
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