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