unslanted造句

例句与造句

Experimental results on photopolymer , holographic recording material provided by technical institute of physics and chemistry chinese academy of sciences , were presented . the preparation of the material is reported . mechanism of hologram formation in photopolymer films is discussed and high - diffraction - efficiency unslanted gratings were made
用实验的方法研究了一种自制(中科院理化所制作)的光致聚合物，给出了材料的制作方法并讨论了材料的反应机理。
It's difficult to find unslanted in a sentence. 用unslanted造句挺难的