Laser beam propagation

• 激光光束传输

Laser beam propagation的用法和样例：

例句

1. On the basis of predefined waveguide parameters, we use the finite difference beam propagation method to analyze the effect of the parameters on the device.
   最后根据所确定的器件结构参数，用有限差分光束传输法分析了器件结构参数对器件性能的影响。