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