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