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