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