与"optical spectroscope"相近的词条

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• optical sound head
• optical sound recorder
• optical spectra
• optical spectrograph
• optical spectrometer
• optical spectroscope
• optical spectroscopy
• optical spectrum
• optical square
• optical staining
• optical stop
• optical storage
• optical strabismus
• optical superposition
• optical-superposition device
• optical superposition principle

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