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