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