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