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