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