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