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