谐振

The transmittance and dispersion relations of one-dimensional photonic crystals containing negative refraction materials were calculated.

利用这一特征可以制造高品质的宽带全方位反射镜，有望在半导体量子阱激光器、共振腔光发射二极管等光电子器中的谐振腔中发挥重要作用。

A new design method for dither mechanism is developed.

通过使用有限元方法作为辅助分析工具，解决了抖动机构谐振频率设计和受力分析等问题。

The measurement reproducibi-lity of the dosimetry system was obtained by taking out of sample from the cavity.

此剂量系统的测量重复性检验是在剂量计元件每次测量信号幅值之后，从谐振腔中取出再插入的情况下进行的，其相对标准偏差为±0.83％。

Based on complex single piezoelectric layer's film bulk acoustic resonator, a new kind of complex double piezoelectric layers' FBAR is proposed. This structure can greatly improves the flexibility of the selection of piezoelectric materials for FBAR.

在复合单压电层薄膜体声波谐振器的基础上，提出了一种新型的复合双压电层FBAR，它可以大大提高压电材料选择的灵活性。

The spectrum of fiber Bragg grating can be controlled by double exposure technique. The first exposure is used to control the resonant wavelength of fiber grating by directly irradiating the naked photosensitive fiber.

该方法只使用普通Bragg位相模板，采用两次曝光技术，通过控制光纤光栅的本地谐振波长和反射率，达到控制光纤光栅谱形的目的。

In this paper we use the method of supersymmetry to discuss the invariant,obtain an eigenfunction corresponding to eigenvalue of the invariant for a harmonic oscillator with time-dependent frequency.

在采用超对称性的方法讨论了不变量，得到了变频率谐振子不变量的本征值和本征函

According to the electrical resonance characteristics of the liquid, We can measure the electrical resonance frequency of blood plasma.

在血浆凝固过程中，血浆的性质发生了根本改变，因此通过测定其电谐振频率便可以反应血浆凝固的过程。

At the beginning of the thesis, the principle, electrical characteristic, and acoustic resonance phenomenon of the HID lamp are introduced.

本文首先介绍了高强度气体放电灯的发光机理、电特性和声谐振特性。

In order to avoid resonance produced by electrical parameter match and to control harmonic current enlargement,the effect of capacitor on it and the reasonable disposition of capacitor and reactor should be studie...

因此研究和分析谐波对电容器的危害，认识电容器对谐波电流的放大作用，合理地配置电容器和电抗器，以避免电气参数匹配发生谐振，控制其谐波电流放大具有重要意义。

The liquid; Electrical resonance; Blood coagulation; Sensor

液体； 电谐振；血凝；传感器

However, as the name（read－only memory）implies, CD disks cannot be written onorchanged in any way.

然而，正如其名字所指出的那样，CD盘不能写，也不能用任何方式改变其内容。

Galvanizes steel pallet is mainly export which suits standard packing of European Union, the North America. galvanizes steel pallet is suitable to heavy rack. Pallet surface can design plate type, corrugated and the gap form, satisfies the different requirements.

镀锌钢托盘多用于出口，替代木托盘，免薰蒸，符合欧盟、北美各国对出口货物包装材料的法令要求；喷涂钢托盘适用于重载上货架之用，托盘表面根据需要制作成平板状、波纹状及间隔形式，满足不同的使用要求。