名词
中文翻译：滚筒
同义词：
['scraper drum', 'rotary drum']
例句：
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1.The scraper drum is used to remove the metal from the scrap metal.
滚筒用于从废金属中去除金属。
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2. The rotary drum is used to mix the powder and liquid ingredients in a food product.
旋转鼓用于在食品产品中混合粉末和液体成分。
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3. The scraper drum is essential for removing impurities from the raw materials before they are processed.
滚筒对于在原材料加工前去除杂质是必要的。