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