名词短语
中文翻译：自我记录的声谱仪
同义词：
['self-recording spectrograph', 'self-recording atomic absorption spectrophotometer']
例句：
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1. The self-recording aneroidograph is used to analyze the chemical composition of samples.
自记光谱仪用于分析样品的化学成分。
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2. The self-recording aneroidograph has proven to be a valuable tool for studying the properties of materials.
自记光谱仪已被证明是研究材料性质的一种宝贵工具。
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3. In this study, we used the self-recording aneroidograph to measure the concentration of trace elements in soil samples.
在这项研究中，我们使用自记光谱仪测量了土壤样本中微量元素的含量。