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