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