polygon
相关英语词汇推荐
- upper state relaxation
- optical deformation
- time-averaged shadow-moire method
- multilongitudianl-mode laser
- frequency summing
- chronophotography
- infra-red beam folower
- geometrical focus
- astrospectrograph camera
- diatomic roto
- visible emissivity
- optical harmonic generation
- holographic gratings
- intensifying screen
- push out
- metacrystalline
- filters
- optical head controllers,control ics/modules
- Varotal lens
- mode pattern