Photopolymer is a new material for holographic storage; it has a number of compelling properties such as high diffraction efficiency, relatively simple fabrication process, and long persistence.
光致聚合物是一种用于激光全息存储的新型材料，它具有衍射效率高、制作工艺相对简单、易于保存等优点。
The nail polish of this brand, having long persistence and bright color, is many girls' favorite.
这个牌子的蔻丹在指甲上保持的时间较久，颜色也鲜亮，许多小姑娘都很喜欢。
The nail polish of this brand, having long persistence and bright color, is many girls' favorite.
这个牌子的蔻丹在指甲上保持的时间较久，颜色也鲜亮，许多小姑娘都很喜欢。
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