名词
中文翻译：材料差异
同义词：
['material variation', 'material discrepancy']
例句：
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1. The companyhas made significant changes to its materials variance policy.
该公司已对其材料变异政策进行了重大更改。
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2. Due to the material variance in the data, we need to re-analyze the results.
由于数据的材料变异，我们需要重新分析结果。
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3.The research team found that material variances could affect the accuracy of their measurements.
研究团队发现，材料变异可能会影响他们测量的准确性。