- analog wave spectrum analyzer
- 模拟: imitate; copy
- 波谱: spectrum
- 模拟光谱分析器: analog spectrum analyzer
- 定域核磁共振波谱分析器: topical magnetic resonance pectrometer
- 光谱分析器: optical spectrum analyser; optical spectrum analysis; optical spectrum analyzer; spectralyzer; spectroscopic analyzer; spectrumanalyser
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