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1.The line-spectra of the spectrum are used to identify different elements in the sample.
光谱线的线谱用于识别样品中的不同元素。
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2. The line-spectra of the spectrum are used to identify different elements in the sample.
光谱线的线谱用于识别样品中的不同元素。
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3. The line-spectra of the spectrum are used to identify different elements in the sample.
光谱线的线谱用于识别样品中的不同元素。