名词
中文翻译：双光束分光光度计
同义词：
['双光束光谱仪例句：1. This double-beam spectrophotometer is used to measure the concentration of pollutants in water.（这台双光束分光光度计用于测量水中污染物的浓度。）']
例句：
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1. This double-beam spectrophotometer is used to measure the concentration of pollutants in water.
这台双光束分光光度计用于测量水中污染物的浓度。
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2.The double-beam spectrophotometer was used to analyze the chemical composition of the sample.
这台双光束分光光度计被用来分析样本的化学成分。
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3.The double-beam spectrophotometer is a powerful tool for studying the properties of materials.
双光束分光光度计是研究材料性质的强大工具。