名词短语
中文翻译：步进光谱法同义词
同义词：
['stepwise spectral analysis', 'step-by-step spectral analysis']
例句：
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1. The researchers used the step spectrum method to analyze the chemical composition of the sample.
研究人员使用步进光谱法分析了样品的化学成分。
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2. The scientist employed the step spectrum method to identify the different elements in the sample.
科学家使用步进光谱法识别了样品中不同的元素。
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3. The team successfully applied the step spectrum method to improve the accuracy of their measurements.
团队成功地应用了步进光谱法来提高他们测量的准确性。