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