名词短语
中文翻译：粗糙度比较试样
同义词：
['roughness specimen', 'roughness test sample例句：1. The engineer used a roughness comparison specimen to measure the surface roughness of the machined part.（工程师使用粗糙度比较试样来测量加工零件的表面粗糙度。）2. The manufacturer conducted a roughness comparison specimen test to ensure the quality of the finished product.（制造商进行了粗糙度比较试样测试，以确保成品的质量。）']
例句：
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1. The engineer used a roughness comparison specimen to measure the surface roughness of the machined part.
工程师使用粗糙度比较试样来测量加工零件的表面粗糙度。
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2. The manufacturer conducted a roughness comparison specimen test to ensure the quality of the finished product.
制造商进行了粗糙度比较试样测试，以确保成品的质量。
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3. The research team collected several roughness comparison specimens from different locationsto analyze the effect of environmental factors on surface roughness.
研究团队从不同地点收集了多个粗糙度比较试样，以分析环境因素对表面粗糙度的影响。