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