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