名词
中文翻译：机械精炼
同义词：
['mechanical polishing', 'mechanical polishing process例句：1. The refineryuses a complex chemical process to produce refinedoil.（炼油厂使用复杂的化学过程来生产精炼油。）2. Mechanical polishingis an effective way to remove scratchesand dents from metal surfaces.（机械抛光是一种有效去除金属表面划痕和凹陷的方法。）']
例句：
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1. The refineryuses a complex chemical process to produce refinedoil.
炼油厂使用复杂的化学过程来生产精炼油。
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2. Mechanical polishingis an effective way to remove scratchesand dents from metal surfaces.
机械抛光是一种有效去除金属表面划痕和凹陷的方法。
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3. In the chemical industry, mechanical refining is used to purify rawmaterials before they are processed further.
在化工行业，机械精炼用于将原材料净化后进一步加工。