noise of laser造句

• Based on analyzing the features o f low frequency phase noise of laser beam , rms of phase gradient was introduced to characterize it and the corresponding wavefront model was constructed by usin g random phase screen
  在分析强激光束低频位相噪声特点的基础上，采用位相均方根梯度表征激光束的低频位相噪声并结合随机位相屏构建相应的畸变波前模型。