例句與造句

1. By computer simulation and calculation , the relation between the reflectivity and the structure parameters of such gratings are presented . these results show that a glass grating can achieve antireflection over almost the whole visible light waveband for unpolarized light , while a silicon grating with a columned grid substrate also can achieve low reflectance over as a broad field of view as a tapered silicon grating structure can , but it can be fabricated more simply
   理論分析發(fā)現(xiàn)硅基底的圓柱形網(wǎng)格光柵能夠在比較大的視場獲得比較低的反射率，具有特定參數(shù)結(jié)構(gòu)的低反射率硅基底圓柱形網(wǎng)格光柵可以獲得與專為大視場設(shè)計的金字塔形網(wǎng)格光柵相同的視場角，但它的制作更容易，更簡單。
2. It's difficult to find unpolarized light in a sentence. 用unpolarized light造句挺難的