Laser beam can be focused on a very tiny spot.
激光光束可以聚集到一个很小的小点上。
The research development of laser beam quality factor.
激光光束质量因子的研究进展。
Effect of laser beam incident Angle on laser cutting quality.
激光切割中入射角对切割质量的影响。
When light is focused even more as a laser beam, it can cut through steel.
当光被集中成为雷射线时，连钢铁都能穿透切断。
That's the first difference between a beam of ordinary light and a laser beam.
这是第一个不同点在普通光束和镭射光束之间。
The physics simple model with powder coaxial feeder into laser beam was first given.
建立了激光在同轴送粉条件下的简单物理模型。
The physics simple model with powder coaxial feeder into laser beam was first given.
建立了激光在同轴送粉条件下的简单物理模型。
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