例句與造句

1. In order to investigate the phenomenon that holograms tend to be deteriorated on baing recorded in photopolymers with shrinkage , a fourier hologram is taken with slant gratings formed by the reference beam and object beams of different space - frequency
   摘要為了分析光致聚合材料記錄的譜面全息圖在再現(xiàn)過程中發(fā)生“擦除”現(xiàn)象，將譜面全息圖看作由不同角譜的物光與參考光在光致聚合材料內形成的不同傾斜角度的光柵總和。
2. The experiment results show that there are optimal defocus distance and exposure for the given system and recording material , and to obtain the best snr different reference - to - object beam ratios are also needed for black - white digital images of different space frequencies
   實驗結果表明，對于給定的系統(tǒng)及記錄介質存在一定的最佳離焦量和曝光量，而對于不同空間頻率的黑白二值條紋圖像還需要采用不同參?物光比以最終獲得最佳的信噪比。
3. It's difficult to find object beam in a sentence. 用object beam造句挺難的