名词
中文翻译：Unknown
同义词：
['barrel cleaning', 'barrel polishing', 'barrel honing']
例句：
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1. The barrel-polishing process is essential for maintaining the quality of the barrels.
桶抛光过程对于保持桶的质量至关重要。
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2. The barrel-polishing machine is used to remove the rust from the barrels.
桶抛光机用于从桶中去除锈。
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3. The barrel-polishing process helps to improve the appearance of the barrels.
桶抛光过程有助于改善桶的外观。