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