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