名词短语
中文翻译：表面光滑处理同义词
同义词：
['surface treatment', 'surface finish']
例句：
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1. The engineer used a special material to smooth the rough surface of the metal.
工程师使用一种特殊的材料来平滑金属的粗糙表面。
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2. The car was polished to a high surface smoothness for better performance.
汽车被抛光到很高的表面光滑度，以获得更好的性能。
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3. The manufacturer claims that their product has a superior surface smoothing compared to its competitors.
制造商声称他们的产品具有比竞争对手更优越的表面光滑度。