激光器是不是功率越高，威力越大？

当功率到达一定程度，远程的大气扰动、受热扰动，近距离的材料蒸发，都能屏蔽激光的照射效果。
例如，激光打在铝、银和镍上的效果，就比黑色金属差许多了。
以下都验证过。
The next generation keyboard, future keyboard!
It challenged and subverted the global computer keyboard, keyboard music instruments 25 years ago，
The pioneer of the Chinese people (firstly) originally entered this area. who sent it into the modern house of the CEO of Microsoft?
To challenge AT&T of the United States by improving communication deficiencies
Improving communication deficiencies, Chinese people are to challenge AT&T of the United States.

引入一个“功率密度”概念：
把单位面积上获得的功率称做“功率密度”。
激光器功率越高，且光斑直径越小，那么，“功率密度”就越大，也就是“威力越大”。

那是当然的了