1) single-period accelerating structure
![点击朗读](/dictall/images/read.gif)
单周期结构
2) periodic structure
![点击朗读](/dictall/images/read.gif)
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。
3) periodic structures
![点击朗读](/dictall/images/read.gif)
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。
4) structural cycle
![点击朗读](/dictall/images/read.gif)
结构周期
1.
Influences of the changes of cross-section of coupling beam around tube on structural cycle;
筒体周边连梁截面的改变对结构周期的影响
5) quasiperiodic structure
![点击朗读](/dictall/images/read.gif)
准周期结构
1.
We study the quasiperiodic structure of crystal and show that there is close relationship of it to Fibonacci sequence.
研究了晶体的准周期结构,表明它与Fibonacci数列有密切的关系。
6) periodic structure
![点击朗读](/dictall/images/read.gif)
周期性结构
1.
Research on phononic crystals of periodic structure is a novel task.
![点击朗读](/dictall/images/read.gif)
声子晶体的研究是振动与噪声控制研究的新课题,文章重点介绍国内外声子晶体的研究现状,分析周期性结构声子晶体研究存在的问题,提出周期性结构声子晶体研究及其应用研究的未来发展方向。
2.
In this paper,it is presented how to use FDTD to analyze the electromagnetic characteristic of the planar periodic structures.
FDTD方法与周期性边界条件、吸收边界条件结合 ,构成分析各种周期性结构电磁特性准确、有效的通用工具 。
3.
The frequency characteristics of band-pass(band-stop)is theoretically analyzed which caused by the periodic structure of the meshed ground plane.
本文主要基于实验研究,并结合三维全波电磁和电路系统仿真在频域和时域对高速多层PCB板中网孔状接地层或电源层上高速互连的信号完整性性能进行了测试和仿真分析,并对网孔状地参考面的周期性结构所呈现的频率带通(带阻)特性进行了理论分析。
补充资料:单周期函数
单周期函数
simply-periodic function, simple periodic function
单周期函数L幼mPly一碑ri闭ic functi佣,s加P】eperiodicf切rtion;0八皿onePI.0仄",ecRa“勿”盆”H“] 复变量艺的周期函数(periodic 6Inction)f(习,它的所有周期P都是唯一的单个基本周期(加以为订rn-tal peried)或原始周期(pri而tive period)2。笋0的整数倍,即夕=Zn田(n〔Z).例如,指数函数(ex-po报ntial Ibll ction)e‘是具有基本周期2。“2瓜的单周期整函数,而三角函数(t吨曲~侧cfunc-tions)知12和cotz是具有基本周期2。=兀的单周期亚纯函数.E,皿c助、eH那B撰【补注】更一般地,线性空间X上的单周期函数是一孑’曰‘”父童”非常值连续周漏漏篇高霎
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