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