为了测量束功率和功率密度分布，设计了功率测量靶。
To measure the beam power and the distribution of beam power density, as an emphasis, a calorimeter is designed.
分析了激光扫描时激光功率密度分布状况不同对表面温升的影响。
This paper analyses the affection of different laser power density distribution to surface temperature rising during laser scanning.
通过改变脉冲激光功率密度分布函数的形状，分析了温度分布的变化。
The variation of the temperature distribution is discussed with the variation of the pulsed laser power density.
该方法不仅可以对任意功率密度分布的激光进行热作用计算，而且计算速度比相同精度的传统数值计算快两个数量级以上。
These methods do not only allow us to calculate for any kind of beam energy repartition but also with a speed 100 times quicker than with traditional numerical methods.
该方法不仅可以对任意功率密度分布的激光进行热作用计算，而且计算速度比相同精度的传统数值计算快两个数量级以上。
These methods do not only allow us to calculate for any kind of beam energy repartition but also with a speed 100 times quicker than with traditional numerical methods.
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