earpiece
相关英语词汇推荐
- time-resolved interference spectroscopy
- tracking laser radar
- beamsplitting blocks
- aberration blur circle
- astro-compass
- spatially bound function
- Infrared spectroscopy
- plastic-base mirror
- Acoustooptic Bragg diffraction
- spherical aberration
- self-sagging
- collisionless multiple-photon laser excitation
- Sonnar lens
- laser
- transit-time lidar velocimeter
- checking
- optical second harmonic generation
- pseudocontinuum
- diffuse reflectance light
- metal lens