查询词典 interferometer

This paper describes the principle of laser tracking interferometer system shich is based on laser tracking method for space coordinates measurement.

本文介绍了利用激光跟踪空间坐标测量方法建立的激光跟踪干涉测量系统，并提出了一种基于神经网络方法的改进方案。

Different straight-ness measurement methods are described (straightedge, taut wire, laser interferometer, local squareness measurement, ball plate and ball beams) and their suitability for machine tool measurements of movements over 2 000 mm length discussed.

描述了不同的直线度测量方法(直尺法、钢丝绳法、激光干涉仪法、局部垂直度测量及球板和球杆法等)，并讨论了这些方法对测量移动长度超过2 000 mm的机床的适用性。

This paper describes a computer-controlled stroboscopic interferometer system for measuring out-of-plane motions of MEMS structures with nanometer resolution.

基于计算机控制的频闪干涉测试系统，文中提出了一种时间轴和空间轴双向解包裹的干涉条纹分析方法，实现了MEMS器件离面运动参数的精确测量，并与微结构平面结构图像模板相结合，可以进行MEMS器件全视场运动的分析，达到了纳米级分辨力。

Interference images are produced by a Michelson interferometer, which used a bromine tungsten lamp as the light source. A Kretschmann prism configuration is used to stimulate SPR. The reflected biochip images are recorded by a CCD camera. Spectral images which are obtained through Fourier transform of the interference images, are analyzed and processed to get SPR curves.

系统以溴钨灯为迈克尔逊干涉仪的光源产生干涉图像，采用Kreschmann棱镜耦合结构激励SPR，由CCD摄像机采集传感芯片干涉图，对干涉图进行信息提取和傅里叶变换得到光谱图，再对光谱图进行分析处理得到SPR曲线。

Using the scattering matrix theory of fiber couplers, the phase differences between each two of the three outputs of the interferometer were deduced when an unideal 3×3 coupler was used.

由光纤耦合器的散射矩阵理论，推导出了当3×3耦合器分光比不均匀时，干涉仪三路输出信号相位差的表达式。

The model of fiber-optic Fabry-Perot interferometer was established when ideal or unideal optical source was applied. Through simulating interferometric signal by computer under the condition of nonmonochromatic light, the symmetry of fringes deteriorated, the fluctuating domain of fringes became small as the ratio of cavity length to coherence length increasing.

推导了光源在理想情况和非理想情况下的光纤Fabry-Perot干涉模型，通过计算机模拟了干涉信号，指出在非单色光源下，干涉条纹失去周期性，随着腔长相干长度比增加干涉条纹的变化幅度减小，最后演化成一条直线，条纹的可见度也慢慢趋近于零。

In order to provide uniform motion of the interferometer mirrors, a driving system based on ATMEL89C52 singlechip was described. With the help of laser interferogram, the system achieved not only uniform velocity but also precise position through feedback controlling. It satisfys the spectrometer's velocity demand.

为实现干涉仪的平稳运动，提出一种基于ATMEL89C52单片机的干涉仪驱动系统，在激光干涉信号配合下，通过反馈控制，该系统实现了比较匀速的速度控制和精确的位置控制，满足光谱仪对干涉仪的速度要求。

An electronically scanned interferometer based on a wollaston prism with a step delay line and a CCD array was used as a decoding unit.

使用一个带步进延迟线的沃拉斯顿棱镜的电扫描仪和一个 CCD阵列作为一个译码单元，设计了一个译码干涉系统与带非零组差的温度补偿压力传感器，并对温度补偿法以及串-并混合结构进行了阐

Considering the technology difficulty in satisfying direction finding accuracy and resolving angle ambiguity,the same time in defined space for ultra-band antiradiation missile seeker,theories of direction finding by phase interferometer and resolving angle ambiguity by double base line are simply introduced.

针对反辐射导弹导引头超宽带测向系统中，在较小的体积内难以同时保证测向精度和解模糊的技术难题，介绍了相位干涉仪测向原理和参差双基线解模糊方法及其原理，并结合反辐射导弹导引头的具体应用情况，提出了一种基于虚拟基线解模糊方法。

To reduce the screw errors produced by the machine tool driving train, the forward and backword positioning values were measured by laser interferometer and the results were used as a nonlinear unit in the semi-closed loop structure to fulfill the screw compensation.

为降低机床传动机构所产生的螺距误差，通过激光干涉仪实际测量正反向定位值，将测量结果作为一个非线性环节引入半闭环结构中实现机床的螺距误差补偿。

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。