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