he-cd lasers meaning in Chinese
氦镉激光
氦镉雷射
Examples
- He - cd lasers
氦镉激光 - The he - cd laser , which is a recent arrival on the scene , emits at 325 . 0 nm and 441 . 6 nm
最近出现的he ? cd激光器在325 0纳米和441 6纳米的波长上发射。 - The he - cd laser , which is a recent arrival on the scene , emits at 325 . 0 nm and 441 . 6 nm
最近出现的he cd激光器在325 0纳米和441 6纳米的波长上发射。 - The properties of the key optical and electrical devices and the controlling mode in the system are put forwards . using the polar coordinate lines with different directions and the circulars with the same axis can be written together . by using he - cd laser ( 442nm ) as writing light source , the system can directly write line with width 05 # m on a sample
本文的主要目的是建立了一种极坐标和直角坐标相结合的激光直写系统的原理样机，探讨系统的各部分器件的基本性能要求，为今后研制高精度激光直写系统做好工作基础，分析了激光直写系统中关键器件的性能要求，基本控制方式，实现了极坐标方式下，任意旋转角度直线图形与共心圆环的光刻。