与"optical dividing head"相近的词条

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• optical disc recorder
• optical disk
• optical dispersion
• optical distance
• optical distance indicator
• optical dividing head
• optical Doppler effect
• optical efficiency
• optical element
• optical emission spectrograph
• optical emission spectrography
• optical emission spectroscopg
• optical encoder
• optical energy
• optical exaltation
• optical excitation

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