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