1) quasi-periodic quasi-structure
非周期-类结构
2) local aperiodic quasi-structure
局域-非周期-类结构
1.
The random laser is due to the interaction of the local aperiodic quasi-structure with matching pump light.
从实验现象出发建立了无序介质激光的一种整体散射效应物理模型,认为无序介质激光是无序介质中局域-非周期-类结构与相匹配的抽运光相互作用的结果。
3) aperiodic structure
非周期结构
1.
We use one aperiodic structure optical superlattice to achieve the output of multi-wavelength second harmonic generation for Ti:sapphire pumping ps-OPA Laser.
介绍了在同一块非周期结构的LiTaO3 光学超晶格中 ,直接对皮秒掺钛蓝宝石泵浦的多波长参量激光器输出的脉冲激光倍频 ,实现了从可见光到红外光的倍频激光输出 ,其最大光—光转换效率达到 90 %。
5) periodic structure
周期结构
1.
Preparation and Optical Property of PZT Ferroelectric Thin Films/LaNiO_3 Thin Films Periodic Structure;
PZT铁电薄膜/LaNiO_3薄膜周期结构的制备及其光学性质
2.
Theoretical analysis showed that under well specified conditions, electromagnetic slow wave can interact stationary with moving periodic structure,based on that the a working principle can be proposed for a class of MEMS motor and actuator.
理论分析表明,在特定的条件下,电磁慢波与运动周期结构之间可以发生稳定的相互作用,这能够成为一大类MEMS电机或执行器的一种不同的工作原理。
3.
As a result, waves can propagation along the periodic structures only with in specific frequency bands called the “Pass bands” and wave propagate is completely blocked with other frequency bands called the “Stop Bands”.
研究了在梁结构插入压电材料的周期结构波传播的一般规律。
6) periodic structures
周期结构
1.
Study on Mechanical and Electromagnetic Dynamic Characteristics of Materi/als with Periodic Structures;
周期结构材料力学和电磁动态特性研究
2.
After analyzing the coefficient matrices of periodic structures resulted from the finite element method(FEM), a FEM with partial assemblage was put forward.
本文分析了周期结构经有限元离散所形成系数矩阵的元素分布，提出部分组集的有限元法；随后将块ＳＯＲ、块共轭梯度等方法用于求解相应的线性代数方程组，并以此改造求解大型特征值问题的Ｌａｎｃｚｏｓ算法。
3.
In this paper, the problem of the superposition of two film systems with periodic structures is discussed theoretically, reaching a conclusion that the cut off of the superposition has non-interference characteristics of each film system.
本文从理论上探讨了两个具有周期结构的膜系叠加问题,得到叠加后的截止带具有各膜系间非干涉特征的结论,并将叠加推广到多个具有周期结构的膜系、周期结构膜系与非周期结构膜系的叠加情形。
补充资料：非想非非想处天
1.佛教语。即三界中无色界第四天。此天没有欲望与物质﹐仅有微妙的思想。
说明：补充资料仅用于学习参考，请勿用于其它任何用途。
参考词条