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- Two beam interference laser direct writing technique for disk security 干涉型激光直写技术用于光盘防伪
- two beam interference 双光束干涉
- This“ signal beam” then meets a separate reference beam, and where the two beams intersect they create an interference pattern in a light-sensitive medium. 然后，信号光会和另一独立的参考光相遇，当两个光束相交时，它们会在感光介质中制造一个干涉图样。
- The concave diffraction grating on the film of PPTA is prepared by the double beam interference illumination. 利用PPTA薄膜在紫外光照下可硬化的特点,在薄膜上制备光栅进行研究并通过双光束干涉曝光法,制备了凹面光栅。
- This "signal beam" then meets a separate reference beam, and where the two beams intersect they create an interference pattern in a light-sensitive medium. 然后，信号光会和另一独立的参考光相遇，当两个光束相交时，它们会在感光介质中制造一个干涉图样。
- Then we analyze the mulit beam interference which effects the dual beam interference in the FPI cavity. 分析了在 FPI中多光束干涉对双光束干涉的影响。
- By photosensitive PLZT gel combined with UV laser double beam interference, high density gratings, 2-D dot arrays or 2-D lattices of PLZT films. 锆钛酸铅镧(PLZT)薄膜具有良好的介电、铁电和热释电等性能,在微电子、光电子等领域有着十分重要的应用。
- The electrostrictive force induced by beam interference can drive the acoustic wave,and enhance the stabillty of stimulated Brillouin scattering (SBS) phase conjugation fidelity. 光束相干引起的电致伸缩能驱动声子波,从而能加强受激布里渊散射(SBS),提高相位共轭保真度稳定性。
- With the successfully chemical hybridization,the photocurrent enhanced sharply. (3)A PR film sample of PVK-CdS/DO3/ECZ was prepared for two beam coupling experiment. （3）采用主-客体设计方法，制得新型的有机-无机纳米光折变复合体系PVK-CdS/DO3/ECZ，其中DO3和ECZ分别作为二阶非线性生色团和增塑剂，最后。
- The phase errors, resulting from the multi beam interference in the Fabry Perot cavities of the wavelength scanning fiber optic interferometer for absolute distance measurement, are analyzed. 分析了可用于绝对距离测量的波长扫描法布里-珀罗干涉仪腔内多光束干涉对输出信号的影响，及由此产生的相位测量误差。
- One is the development of coherent beam splitters, which divide a beam of atoms into two beams. 其中一个是发展同调的分束器，它可以将一束原子分为两束。
- In this paper the dislocation in quartz have been studied with convergent beam electron diffraction(CBED).As compared with the two beam electron diffraction,this method is more convinent and useful. 本文用会聚束电子衍射的方法对石英位错进行了测定，同传统的双束法相比较，此方法更为简单和方便。
- If two beams are to interfere to produce a stable pattern, they must have very nearly the same frequency. 如果要使两束光发生干涉以产生一幅稳定的图样，它的频率必须非常接近相等。
- Double exposure with two laser beams interference 双光束双曝光
- Laser retroreflected beam interference 激光回射干涉
- The two systems of government are polar opposites. 这两种政体正好相反。
- weak beam interference fringe method 弱束干涉带法
- The repulsion observed was great enough to cause the two beams to diverge rather than to cross inside the sodium cell. 已观察到的排斥大到足以使两束光叉开，不从钠室内穿过。
- The business is owned by two partners. 这家商行为两名合伙人所拥有。
- Two beams of light continue to shine up from New York City until dawn this morning. 纽约市的两道光柱将持续照射至今日凌晨。
