与"optical efficiency"相近的词条

...

• 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
• optical extensometer
• optical face

...