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- A system of holographic fingerprint lock,to which the correlative technique isapplied is presented in this paper.The reliability of the system has been improved for adoptingunbleached phase hologram. 介绍了利用光学相关技术的全息指纹锁系统,实验中采用了非漂白位相全息图,提高了衍射效率和信噪比,使系统的可靠性得到改善。
- The phase holograms are expected to be able to guide the emission straight out from the OLED device and hence the external light coupling efficiency can be improved. 这种相位全像术可以预期将发射出来的光直线导出有机发光二极体元件因此可以改善外部发光耦合效率。
- The child is going through a difficult phase. 那孩子正经历困难的阶段。
- The two sets of traffic lights were out of phase. 那两组交通灯不同步。
- They have decided to phase in the new techniques. 他们已决定逐步引入新技术。
- The windshield wipers are out of phase now. 挡水玻璃刮水器现在动作不协调。
- phase hologram 位相全息图
- relief phase hologram 浮雕型相位全息图
- transmitting phase hologram 传输相位全息照相
- volume phase hologram 体相全息图
- A phase or an aspect of a logically developing process. 契机一个按逻辑发展过程的阶段或方面
- recording phase hologram 记录相位全息图
- British Leyland has announced plans to phase out some of its cars next year. 英国雷兰德汽车公司已宣布他们明年将逐步淘汰某些型号的汽车的计划。
- The army plans to phase out the equipment as it becomes obsolete. 军队计划淘汰这些设备,因为它们已经报废了。
- The disease was discovered in an early phase. 病在早期已被发现。
- These two sinusoids are nearly out of phase. 这两个正弦波几乎是反相的。
- What phase of mathematics are you studying now? 你在学习哪一方面的数学?
- Fumigants are pesticides acting in gaseous phase. 熏蒸剂是以气体形式作用的农药。
- The windshield wipers were out of phase. 挡风玻璃上的刮水器动作不协调。
- We have entered upon a new phase in history. 我们已开始了历史的新纪元。