例句與造句

1. The relationships between the number of diffraction order and grating pitch , refractive index of medium , light wavelength , incidence angle and azimuth angle are investigated
   討論了入射角、入射方位角、入射光波長(zhǎng)、光柵柵距、介質(zhì)折射率與矩形光柵衍射級(jí)次數(shù)目間的關(guān)系。
2. It's difficult to find diffraction order in a sentence. 用diffraction order造句挺難的