名词
中文翻译：圆盘磨光机
同义词：
['disk grinder', 'grinding disc']
例句：
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1. The disc refiner is used to polish the surface of metal parts.
圆盘磨光机用于磨光金属部件的表面。
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2. The grinding disc is essential for removing scratches from glass surfaces.
研磨盘对于去除玻璃表面划痕至关重要。
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3. The engineer used the disc refiner to improve the quality of the machine parts.
工程师使用圆盘磨光机来提高机器零件的质量。