名词
中文翻译：光光谱仪
同义词：
['光度计，分光光度计例句：1. The light spectrograph was used to analyze the chemical composition of the sample.（光光谱仪被用来分析样品的化学成分。）2. The researcher used the light spectrograph to study the absorption spectra of different compounds.（研究者使用光光谱仪研究不同化合物的吸收光谱。）']
例句：
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1. The light spectrograph was used to analyze the chemical composition of the sample.
光光谱仪被用来分析样品的化学成分。
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2. The researcher used the light spectrograph to study the absorption spectra of different compounds.
研究者使用光光谱仪研究不同化合物的吸收光谱。
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3.The light spectrograph was used to detect the presence of trace elements in the soil.
光光谱仪被用来检测土壤中微量元素的踪迹。