replica grating

• 复制光栅

replica grating的用法和样例：

例句

1. The approach of grating fabrication is also described.
   本文也将描述光栅的制作方法。
2. The grating converts the light into a central peak plus side peaks.
   光栅将入射光束转化成一个中心峰值和一系列副峰值。