英语词汇“hand cleaning, hand picking”的意思、用法、释义、翻译、读音、例句、短语、词组-英汉翻译词典

单词	hand cleaning, hand picking
释义	hand cleaning, hand picking 手选; 利用煤和杂质在颜色、光泽、外形及密度上的差别，用人工对大块矸石进行分选的选煤方法。
随便看	plug in unit for polygraph plug in valve plug-in valve plug jack plug jet plug key plug knife plug lap joint plug lead plugless plugless rolling plug lid pluglike plug like flow plug line plug lines plug load plug machine screw tap plugman plug mandrel plug mill plug mill, lube rolling mill plug mill process plug nickel plug nickels

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